10001012121122 has 16 divisors (see below), whose sum is σ = 16366631457312. Its totient is φ = 4545542685120.

The previous prime is 10001012121097. The next prime is 10001012121151. The reversal of 10001012121122 is 22112121010001.

It is a junction number, because it is equal to n+sod(n) for n = 10001012121097 and 10001012121106.

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, 18320663 + ... + 18858650.

It is an arithmetic number, because the mean of its divisors is an integer number (1022914466082).

Almost surely, 2^{10001012121122} is an apocalyptic number.

10001012121122 is a deficient number, since it is larger than the sum of its proper divisors (6365619336190).

10001012121122 is a wasteful number, since it uses less digits than its factorization.

10001012121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37191553.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10001012121122 its reverse (22112121010001), we get a palindrome (32113133131123).

The spelling of 10001012121122 in words is "ten trillion, one billion, twelve million, one hundred twenty-one thousand, one hundred twenty-two".