22232100142 has 32 divisors (see below), whose sum is σ = 38606673600. Its totient is φ = 9404786688.

The previous prime is 22232100139. The next prime is 22232100161. The reversal of 22232100142 is 24100123222.

It is a congruent number.

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, 723834 + ... + 753922.

It is an arithmetic number, because the mean of its divisors is an integer number (1206458550).

Almost surely, 2^22232100142 is an apocalyptic number.

22232100142 is a deficient number, since it is larger than the sum of its proper divisors (16374573458).

22232100142 is a wasteful number, since it uses less digits than its factorization.

22232100142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30780.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 22232100142 its reverse (24100123222), we get a palindrome (46332223364).

The spelling of 22232100142 in words is "twenty-two billion, two hundred thirty-two million, one hundred thousand, one hundred forty-two".