22311101042 has 4 divisors (see below), whose sum is σ = 33466651566. Its totient is φ = 11155550520.

The previous prime is 22311101023. The next prime is 22311101051. The reversal of 22311101042 is 24010111322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 20940694681 + 1370406361 = 144709^2 + 37019^2 .

It is a super-3 number, since 3×22311101042³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22311101042.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5577775259 + ... + 5577775262.

Almost surely, 2^22311101042 is an apocalyptic number.

22311101042 is a deficient number, since it is larger than the sum of its proper divisors (11155550524).

22311101042 is a wasteful number, since it uses less digits than its factorization.

22311101042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11155550523.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 22311101042 its reverse (24010111322), we get a palindrome (46321212364).

The spelling of 22311101042 in words is "twenty-two billion, three hundred eleven million, one hundred one thousand, forty-two".