22031133142 has 16 divisors (see below), whose sum is σ = 34486871040. Its totient is φ = 10535602792.

The previous prime is 22031133139. The next prime is 22031133149. The reversal of 22031133142 is 24133113022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22031133149) 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, 686409 + ... + 717787.

It is an arithmetic number, because the mean of its divisors is an integer number (2155429440).

Almost surely, 2^22031133142 is an apocalyptic number.

22031133142 is a deficient number, since it is larger than the sum of its proper divisors (12455737898).

22031133142 is a wasteful number, since it uses less digits than its factorization.

22031133142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46667.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 22031133142 its reverse (24133113022), we get a palindrome (46164246164).

The spelling of 22031133142 in words is "twenty-two billion, thirty-one million, one hundred thirty-three thousand, one hundred forty-two".