126201431000 has 64 divisors (see below), whose sum is σ = 302179157280. Its totient is φ = 49306588800.

The previous prime is 126201430973. The next prime is 126201431017. The reversal of 126201431000 is 134102621.

It is a super-2 number, since 2×126201431000² (a number of 23 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1424459 + ... + 1510458.

Almost surely, 2^126201431000 is an apocalyptic number.

126201431000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126201431000 is an abundant number, since it is smaller than the sum of its proper divisors (175977726280).

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

126201431000 is a wasteful number, since it uses less digits than its factorization.

126201431000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2934981 (or 2934967 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 126201431000 its reverse (134102621), we get a palindrome (126335533621).

The spelling of 126201431000 in words is "one hundred twenty-six billion, two hundred one million, four hundred thirty-one thousand".