22100040022142 has 4 divisors (see below), whose sum is σ = 33150060033216. Its totient is φ = 11050020011070.

The previous prime is 22100040022111. The next prime is 22100040022219. The reversal of 22100040022142 is 24122004000122.

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

It is a super-3 number, since 3×22100040022142³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5525010005534 + ... + 5525010005537.

It is an arithmetic number, because the mean of its divisors is an integer number (8287515008304).

Almost surely, 2^{22100040022142} is an apocalyptic number.

22100040022142 is a deficient number, since it is larger than the sum of its proper divisors (11050020011074).

22100040022142 is a wasteful number, since it uses less digits than its factorization.

22100040022142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11050020011073.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 22100040022142 its reverse (24122004000122), we get a palindrome (46222044022264).

The spelling of 22100040022142 in words is "twenty-two trillion, one hundred billion, forty million, twenty-two thousand, one hundred forty-two".