22015120014 has 24 divisors (see below), whose sum is σ = 47703377592. Its totient is φ = 7337765520.

The previous prime is 22015119989. The next prime is 22015120021. The reversal of 22015120014 is 41002151022.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 208552 + ... + 295844.

It is an arithmetic number, because the mean of its divisors is an integer number (1987640733).

Almost surely, 2^22015120014 is an apocalyptic number.

22015120014 is an abundant number, since it is smaller than the sum of its proper divisors (25688257578).

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

22015120014 is a wasteful number, since it uses less digits than its factorization.

22015120014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101312 (or 101309 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

Adding to 22015120014 its reverse (41002151022), we get a palindrome (63017271036).

It can be divided in two parts, 2201 and 5120014, that added together give a palindrome (5122215).

The spelling of 22015120014 in words is "twenty-two billion, fifteen million, one hundred twenty thousand, fourteen".