142022204120 has 64 divisors (see below), whose sum is σ = 335440465920. Its totient is φ = 54013489024.

The previous prime is 142022204111. The next prime is 142022204123. The reversal of 142022204120 is 21402220241.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 142022204092 and 142022204101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142022204123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 308552 + ... + 615831.

It is an arithmetic number, because the mean of its divisors is an integer number (5241257280).

Almost surely, 2^142022204120 is an apocalyptic number.

142022204120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142022204120 is an abundant number, since it is smaller than the sum of its proper divisors (193418261800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142022204120 is a wasteful number, since it uses less digits than its factorization.

142022204120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924584 (or 924580 counting only the distinct ones).

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

Adding to 142022204120 its reverse (21402220241), we get a palindrome (163424424361).

The spelling of 142022204120 in words is "one hundred forty-two billion, twenty-two million, two hundred four thousand, one hundred twenty".