22121011333101 has 16 divisors (see below), whose sum is σ = 29572234721280. Its totient is φ = 14708565833280.

The previous prime is 22121011333093. The next prime is 22121011333117. The reversal of 22121011333101 is 10133311012122.

It is not a de Polignac number, because 22121011333101 - 2³ = 22121011333093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22121011333171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77056891 + ... + 77343431.

It is an arithmetic number, because the mean of its divisors is an integer number (1848264670080).

Almost surely, 2^{22121011333101} is an apocalyptic number.

It is an amenable number.

22121011333101 is a deficient number, since it is larger than the sum of its proper divisors (7451223388179).

22121011333101 is a wasteful number, since it uses less digits than its factorization.

22121011333101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354116.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 22121011333101 its reverse (10133311012122), we get a palindrome (32254322345223).

The spelling of 22121011333101 in words is "twenty-two trillion, one hundred twenty-one billion, eleven million, three hundred thirty-three thousand, one hundred one".