21113022325101 has 16 divisors (see below), whose sum is σ = 32490761374848. Its totient is φ = 11945132856000.

The previous prime is 21113022325069. The next prime is 21113022325141. The reversal of 21113022325101 is 10152322031112.

It is not a de Polignac number, because 21113022325101 - 2⁵ = 21113022325069 is a prime.

It is a super-2 number, since 2×21113022325101² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21113022325141) 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, 4977136570 + ... + 4977140811.

It is an arithmetic number, because the mean of its divisors is an integer number (2030672585928).

Almost surely, 2^{21113022325101} is an apocalyptic number.

21113022325101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

21113022325101 is a deficient number, since it is larger than the sum of its proper divisors (11377739049747).

21113022325101 is a wasteful number, since it uses less digits than its factorization.

21113022325101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9954277492.

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 21113022325101 its reverse (10152322031112), we get a palindrome (31265344356213).

The spelling of 21113022325101 in words is "twenty-one trillion, one hundred thirteen billion, twenty-two million, three hundred twenty-five thousand, one hundred one".