1020234131200 has 54 divisors (see below), whose sum is σ = 2525238902144. Its totient is φ = 408093649920.

The previous prime is 1020234131197. The next prime is 1020234131209. The reversal of 1020234131200 is 21314320201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020234131209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 79699392 + ... + 79712191.

Almost surely, 2^{1020234131200} is an apocalyptic number.

1020234131200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020234131200 is an abundant number, since it is smaller than the sum of its proper divisors (1505004770944).

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

1020234131200 is an equidigital number, since it uses as much as digits as its factorization.

1020234131200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159411609 (or 159411590 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1020234131200 its reverse (21314320201), we get a palindrome (1041548451401).

The spelling of 1020234131200 in words is "one trillion, twenty billion, two hundred thirty-four million, one hundred thirty-one thousand, two hundred".