121211011201022 has 8 divisors (see below), whose sum is σ = 182291233556736. Its totient is φ = 60447266682112.

The previous prime is 121211011201019. The next prime is 121211011201031. The reversal of 121211011201022 is 220102110112121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79119458243 + ... + 79119459774.

It is an arithmetic number, because the mean of its divisors is an integer number (22786404194592).

Almost surely, 2^{121211011201022} is an apocalyptic number.

121211011201022 is a deficient number, since it is larger than the sum of its proper divisors (61080222355714).

121211011201022 is a wasteful number, since it uses less digits than its factorization.

121211011201022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158238918402.

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

Adding to 121211011201022 its reverse (220102110112121), we get a palindrome (341313121313143).

The spelling of 121211011201022 in words is "one hundred twenty-one trillion, two hundred eleven billion, eleven million, two hundred one thousand, twenty-two".