1031421323130 has 32 divisors (see below), whose sum is σ = 2700448555968. Its totient is φ = 250041532800.

The previous prime is 1031421323123. The next prime is 1031421323131. The reversal of 1031421323130 is 313231241301.

It is a self number, because there is not a number n which added to its sum of digits gives 1031421323130.

It is not an unprimeable number, because it can be changed into a prime (1031421323131) 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, 1562759251 + ... + 1562759910.

It is an arithmetic number, because the mean of its divisors is an integer number (84389017374).

Almost surely, 2^{1031421323130} is an apocalyptic number.

1031421323130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1031421323130 is an abundant number, since it is smaller than the sum of its proper divisors (1669027232838).

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

1031421323130 is a wasteful number, since it uses less digits than its factorization.

1031421323130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3125519182.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1031421323130 its reverse (313231241301), we get a palindrome (1344652564431).

The spelling of 1031421323130 in words is "one trillion, thirty-one billion, four hundred twenty-one million, three hundred twenty-three thousand, one hundred thirty".