22142310402 has 16 divisors (see below), whose sum is σ = 46615390560. Its totient is φ = 6992308512.

The previous prime is 22142310401. The next prime is 22142310403. The reversal of 22142310402 is 20401324122.

It is an interprime number because it is at equal distance from previous prime (22142310401) and next prime (22142310403).

It is not an unprimeable number, because it can be changed into a prime (22142310401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97115283 + ... + 97115510.

It is an arithmetic number, because the mean of its divisors is an integer number (2913461910).

Almost surely, 2^22142310402 is an apocalyptic number.

22142310402 is an abundant number, since it is smaller than the sum of its proper divisors (24473080158).

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

22142310402 is a wasteful number, since it uses less digits than its factorization.

22142310402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194230817.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 22142310402 its reverse (20401324122), we get a palindrome (42543634524).

The spelling of 22142310402 in words is "twenty-two billion, one hundred forty-two million, three hundred ten thousand, four hundred two".