142011451022 has 128 divisors (see below), whose sum is σ = 278368358400. Its totient is φ = 54012456960.

The previous prime is 142011450991. The next prime is 142011451033. The reversal of 142011451022 is 220154110241.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19040318 + ... + 19047774.

It is an arithmetic number, because the mean of its divisors is an integer number (2174752800).

Almost surely, 2^142011451022 is an apocalyptic number.

142011451022 is a deficient number, since it is larger than the sum of its proper divisors (136356907378).

142011451022 is a wasteful number, since it uses less digits than its factorization.

142011451022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7591 (or 7577 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 142011451022 its reverse (220154110241), we get a palindrome (362165561263).

The spelling of 142011451022 in words is "one hundred forty-two billion, eleven million, four hundred fifty-one thousand, twenty-two".