431341101020 has 48 divisors (see below), whose sum is σ = 923062428288. Its totient is φ = 169252561920.

The previous prime is 431341100987. The next prime is 431341101041. The reversal of 431341101020 is 20101143134.

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 = 431341100983 and 431341101001.

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, 6940685 + ... + 7002555.

It is an arithmetic number, because the mean of its divisors is an integer number (19230467256).

Almost surely, 2^431341101020 is an apocalyptic number.

It is an amenable number.

431341101020 is an abundant number, since it is smaller than the sum of its proper divisors (491721327268).

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

431341101020 is a wasteful number, since it uses less digits than its factorization.

431341101020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68510 (or 68508 counting only the distinct ones).

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

Adding to 431341101020 its reverse (20101143134), we get a palindrome (451442244154).

The spelling of 431341101020 in words is "four hundred thirty-one billion, three hundred forty-one million, one hundred one thousand, twenty".