122021101121101 has 96 divisors (see below), whose sum is σ = 162749709561600. Its totient is φ = 89251224072192.

The previous prime is 122021101121071. The next prime is 122021101121107. The reversal of 122021101121101 is 101121101120221.

It is a de Polignac number, because none of the positive numbers 2^k-122021101121101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122021101121107) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 288562575 + ... + 288985123.

It is an arithmetic number, because the mean of its divisors is an integer number (1695309474600).

Almost surely, 2^{122021101121101} is an apocalyptic number.

It is an amenable number.

122021101121101 is a deficient number, since it is larger than the sum of its proper divisors (40728608440499).

122021101121101 is a wasteful number, since it uses less digits than its factorization.

122021101121101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422855 (or 422842 counting only the distinct ones).

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

Adding to 122021101121101 its reverse (101121101120221), we get a palindrome (223142202241322).

The spelling of 122021101121101 in words is "one hundred twenty-two trillion, twenty-one billion, one hundred one million, one hundred twenty-one thousand, one hundred one".