22145040111210 has 32 divisors (see below), whose sum is σ = 53288328738240. Its totient is φ = 5889762643968.

The previous prime is 22145040111209. The next prime is 22145040111241. The reversal of 22145040111210 is 1211104054122.

It is a super-4 number, since 4×22145040111210⁴ (a number of 54 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 973825047 + ... + 973847786.

It is an arithmetic number, because the mean of its divisors is an integer number (1665260273070).

Almost surely, 2^{22145040111210} is an apocalyptic number.

22145040111210 is an abundant number, since it is smaller than the sum of its proper divisors (31143288627030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22145040111210 is a wasteful number, since it uses less digits than its factorization.

22145040111210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1947673222.

The product of its (nonzero) digits is 640, while the sum is 24.

Adding to 22145040111210 its reverse (1211104054122), we get a palindrome (23356144165332).

The spelling of 22145040111210 in words is "twenty-two trillion, one hundred forty-five billion, forty million, one hundred eleven thousand, two hundred ten".