1021406431010 has 32 divisors (see below), whose sum is σ = 2101239463680. Its totient is φ = 350186404032.

The previous prime is 1021406430953. The next prime is 1021406431051. The reversal of 1021406431010 is 101346041201.

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, 2482187 + ... + 2864273.

It is an arithmetic number, because the mean of its divisors is an integer number (65663733240).

Almost surely, 2^{1021406431010} is an apocalyptic number.

1021406431010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021406431010 is an abundant number, since it is smaller than the sum of its proper divisors (1079833032670).

1021406431010 is a wasteful number, since it uses less digits than its factorization.

1021406431010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420290.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 1021406431010 in words is "one trillion, twenty-one billion, four hundred six million, four hundred thirty-one thousand, ten".