10200121022120 has 32 divisors (see below), whose sum is σ = 23130983116800. Its totient is φ = 4047922041408.

The previous prime is 10200121022089. The next prime is 10200121022137. The reversal of 10200121022120 is 2122012100201.

It is a junction number, because it is equal to n+sod(n) for n = 10200121022095 and 10200121022104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1003943840 + ... + 1003953999.

It is an arithmetic number, because the mean of its divisors is an integer number (722843222400).

Almost surely, 2^{10200121022120} is an apocalyptic number.

10200121022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10200121022120 is an abundant number, since it is smaller than the sum of its proper divisors (12930862094680).

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

10200121022120 is a wasteful number, since it uses less digits than its factorization.

10200121022120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2007897977 (or 2007897973 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10200121022120 its reverse (2122012100201), we get a palindrome (12322133122321).

The spelling of 10200121022120 in words is "ten trillion, two hundred billion, one hundred twenty-one million, twenty-two thousand, one hundred twenty".