142532311020100 has 18 divisors (see below), whose sum is σ = 309295114913834. Its totient is φ = 57012924408000.

The previous prime is 142532311020053. The next prime is 142532311020103. The reversal of 142532311020100 is 1020113235241.

It can be written as a sum of positive squares in 3 ways, for example, as 21746628035584 + 120785682984516 = 4663328^2 + 10990254^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (142532311020103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 712661555001 + ... + 712661555200.

Almost surely, 2^{142532311020100} is an apocalyptic number.

142532311020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142532311020100 is an abundant number, since it is smaller than the sum of its proper divisors (166762803893734).

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

142532311020100 is a wasteful number, since it uses less digits than its factorization.

142532311020100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1425323110215 (or 1425323110208 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 142532311020100 its reverse (1020113235241), we get a palindrome (143552424255341).

The spelling of 142532311020100 in words is "one hundred forty-two trillion, five hundred thirty-two billion, three hundred eleven million, twenty thousand, one hundred".