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10122210001200 = 243521119173233293
BaseRepresentation
bin1001001101001100001010…
…1110110100000100110000
31022211200012012220120001010
42103103002232310010300
52311320241230014300
633310025025310520
72063206541252013
oct223230256640460
938750165816033
1010122210001200
113252894729810
121175903795440
1358569c1664bb
1426dcbbb9737a
1512847de3da50
hex934c2bb4130

10122210001200 has 480 divisors, whose sum is σ = 37449621999360. Its totient is φ = 2311270502400.

The previous prime is 10122210001177. The next prime is 10122210001213. The reversal of 10122210001200 is 210001222101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 43271754 + ... + 43505046.

It is an arithmetic number, because the mean of its divisors is an integer number (78020045832).

Almost surely, 210122210001200 is an apocalyptic number.

10122210001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10122210001200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18724810999680).

10122210001200 is an abundant number, since it is smaller than the sum of its proper divisors (27327411998160).

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

10122210001200 is a wasteful number, since it uses less digits than its factorization.

10122210001200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233517 (or 233506 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10122210001200 its reverse (210001222101), we get a palindrome (10332211223301).

The spelling of 10122210001200 in words is "ten trillion, one hundred twenty-two billion, two hundred ten million, one thousand, two hundred".