122010021120111 has 4 divisors (see below), whose sum is σ = 162680028160152. Its totient is φ = 81340014080072.

The previous prime is 122010021120109. The next prime is 122010021120173. The reversal of 122010021120111 is 111021120010221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122010021120111 - 2¹ = 122010021120109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122010021120311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20335003520016 + ... + 20335003520021.

It is an arithmetic number, because the mean of its divisors is an integer number (40670007040038).

Almost surely, 2^{122010021120111} is an apocalyptic number.

122010021120111 is a deficient number, since it is larger than the sum of its proper divisors (40670007040041).

122010021120111 is an equidigital number, since it uses as much as digits as its factorization.

122010021120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40670007040040.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 122010021120111 its reverse (111021120010221), we get a palindrome (233031141130332).

The spelling of 122010021120111 in words is "one hundred twenty-two trillion, ten billion, twenty-one million, one hundred twenty thousand, one hundred eleven".