142453203012 has 48 divisors (see below), whose sum is σ = 375582849600. Its totient is φ = 46679578560.

The previous prime is 142453202963. The next prime is 142453203017. The reversal of 142453203012 is 210302354241.

142453203012 is a `hidden beast` number, since 1 + 4 + 2 + 453 + 203 + 0 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (142453203017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11171689 + ... + 11184432.

It is an arithmetic number, because the mean of its divisors is an integer number (7824642700).

Almost surely, 2^142453203012 is an apocalyptic number.

142453203012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142453203012 is an abundant number, since it is smaller than the sum of its proper divisors (233129646588).

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

142453203012 is a wasteful number, since it uses less digits than its factorization.

142453203012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22356193 (or 22356185 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 142453203012 its reverse (210302354241), we get a palindrome (352755557253).

The spelling of 142453203012 in words is "one hundred forty-two billion, four hundred fifty-three million, two hundred three thousand, twelve".