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122120030130213 = 354199617510511
BaseRepresentation
bin11011110001000101001001…
…000001000001000000100101
3121000101120010212111021021210
4123301011021001001000211
5112001303310203131323
61111421100052102033
734502611122024633
oct3361051101010045
9530346125437253
10122120030130213
1135a028a5389415
121184381b004919
13531ab3c19771b
1422228d8c6a353
15e1b95008b293
hex6f1149041025

122120030130213 has 8 divisors (see below), whose sum is σ = 162826758562176. Its totient is φ = 81413327559200.

The previous prime is 122120030130211. The next prime is 122120030130239. The reversal of 122120030130213 is 312031030021221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122120030130213 - 21 = 122120030130211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122120030130213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122120030130211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12504628 + ... + 20015138.

It is an arithmetic number, because the mean of its divisors is an integer number (20353344820272).

Almost surely, 2122120030130213 is an apocalyptic number.

It is an amenable number.

122120030130213 is a deficient number, since it is larger than the sum of its proper divisors (40706728431963).

122120030130213 is an equidigital number, since it uses as much as digits as its factorization.

122120030130213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12930475.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 122120030130213 its reverse (312031030021221), we get a palindrome (434151060151434).

The spelling of 122120030130213 in words is "one hundred twenty-two trillion, one hundred twenty billion, thirty million, one hundred thirty thousand, two hundred thirteen".

Divisors: 1 3 5419961 7510511 16259883 22531533 40706676710071 122120030130213