121101112021202 has 16 divisors (see below), whose sum is σ = 191214868056000. Its totient is φ = 57362908866480.

The previous prime is 121101112021181. The next prime is 121101112021223. The reversal of 121101112021202 is 202120211101121.

It is an interprime number because it is at equal distance from previous prime (121101112021181) and next prime (121101112021223).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18697577 + ... + 24326972.

It is an arithmetic number, because the mean of its divisors is an integer number (11950929253500).

Almost surely, 2^{121101112021202} is an apocalyptic number.

121101112021202 is a deficient number, since it is larger than the sum of its proper divisors (70113756034798).

121101112021202 is a wasteful number, since it uses less digits than its factorization.

121101112021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43098641.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121101112021202 its reverse (202120211101121), we get a palindrome (323221323122323).

The spelling of 121101112021202 in words is "one hundred twenty-one trillion, one hundred one billion, one hundred twelve million, twenty-one thousand, two hundred two".