121100001121022 has 64 divisors (see below), whose sum is σ = 227561357726208. Its totient is φ = 46955051136000.

The previous prime is 121100001120997. The next prime is 121100001121031. The reversal of 121100001121022 is 220121100001121.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 121100001120988 and 121100001121006.

It is a congruent number.

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, 515919878 + ... + 516154550.

It is an arithmetic number, because the mean of its divisors is an integer number (3555646214472).

Almost surely, 2^{121100001121022} is an apocalyptic number.

121100001121022 is a deficient number, since it is larger than the sum of its proper divisors (106461356605186).

121100001121022 is a wasteful number, since it uses less digits than its factorization.

121100001121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250785.

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

Adding to 121100001121022 its reverse (220121100001121), we get a palindrome (341221101122143).

The spelling of 121100001121022 in words is "one hundred twenty-one trillion, one hundred billion, one million, one hundred twenty-one thousand, twenty-two".