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12031102200210 = 23517376171914537
BaseRepresentation
bin1010111100010011010110…
…0100101010100110010010
31120121011101012100120121120
42233010311210222212102
53034104144130401320
641331002334103110
72351134633240032
oct257046544524622
946534335316546
1012031102200210
1139193a85a61a5
12142385b94aa96
136936b3225c52
142d84465798c2
1515ce536b7440
hexaf13592a992

12031102200210 has 256 divisors, whose sum is σ = 31960785807360. Its totient is φ = 2885579735040.

The previous prime is 12031102200209. The next prime is 12031102200211. The reversal of 12031102200210 is 1200220113021.

It is an interprime number because it is at equal distance from previous prime (12031102200209) and next prime (12031102200211).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12031102200210.

It is not an unprimeable number, because it can be changed into a prime (12031102200211) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 827612062 + ... + 827626598.

It is an arithmetic number, because the mean of its divisors is an integer number (124846819560).

Almost surely, 212031102200210 is an apocalyptic number.

12031102200210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12031102200210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15980392903680).

12031102200210 is an abundant number, since it is smaller than the sum of its proper divisors (19929683607150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12031102200210 is a wasteful number, since it uses less digits than its factorization.

12031102200210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15381.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12031102200210 its reverse (1200220113021), we get a palindrome (13231322313231).

The spelling of 12031102200210 in words is "twelve trillion, thirty-one billion, one hundred two million, two hundred thousand, two hundred ten".