100321001121000 has 128 divisors (see below), whose sum is σ = 341456207564160. Its totient is φ = 24320242688000.

The previous prime is 100321001120987. The next prime is 100321001121073. The reversal of 100321001121000 is 121100123001.

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 31 ways as a sum of consecutive naturals, for example, 1519982169 + ... + 1520048168.

It is an arithmetic number, because the mean of its divisors is an integer number (2667626621595).

Almost surely, 2^{100321001121000} is an apocalyptic number.

100321001121000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100321001121000 is an abundant number, since it is smaller than the sum of its proper divisors (241135206443160).

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

100321001121000 is a wasteful number, since it uses less digits than its factorization.

100321001121000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3040030372 (or 3040030358 counting only the distinct ones).

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

Adding to 100321001121000 its reverse (121100123001), we get a palindrome (100442101244001).

The spelling of 100321001121000 in words is "one hundred trillion, three hundred twenty-one billion, one million, one hundred twenty-one thousand".