121100012202022 has 32 divisors (see below), whose sum is σ = 218945774407680. Its totient is φ = 49074052772160.

The previous prime is 121100012201989. The next prime is 121100012202097. The reversal of 121100012202022 is 220202210001121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 121100012201987 and 121100012202005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 436774278 + ... + 437051449.

It is an arithmetic number, because the mean of its divisors is an integer number (6842055450240).

Almost surely, 2^{121100012202022} is an apocalyptic number.

121100012202022 is a deficient number, since it is larger than the sum of its proper divisors (97845762205658).

121100012202022 is a wasteful number, since it uses less digits than its factorization.

121100012202022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873826276.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 121100012202022 its reverse (220202210001121), we get a palindrome (341302222203143).

The spelling of 121100012202022 in words is "one hundred twenty-one trillion, one hundred billion, twelve million, two hundred two thousand, twenty-two".