120211211102021 has 8 divisors (see below), whose sum is σ = 133634299190784. Its totient is φ = 107384704706160.

The previous prime is 120211211101901. The next prime is 120211211102041. The reversal of 120211211102021 is 120201112112021.

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

It is a cyclic number.

It is not a de Polignac number, because 120211211102021 - 2³⁴ = 120194031232837 is a prime.

It is a super-2 number, since 2×120211211102021² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120211211102041) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 149145422801 + ... + 149145423606.

It is an arithmetic number, because the mean of its divisors is an integer number (16704287398848).

Almost surely, 2^{120211211102021} is an apocalyptic number.

It is an amenable number.

120211211102021 is a deficient number, since it is larger than the sum of its proper divisors (13423088088763).

120211211102021 is a wasteful number, since it uses less digits than its factorization.

120211211102021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298290846451.

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

Adding to 120211211102021 its reverse (120201112112021), we get a palindrome (240412323214042).

The spelling of 120211211102021 in words is "one hundred twenty trillion, two hundred eleven billion, two hundred eleven million, one hundred two thousand, twenty-one".