1021010425031 has 8 divisors (see below), whose sum is σ = 1030354416960. Its totient is φ = 1011671845632.

The previous prime is 1021010425021. The next prime is 1021010425033. The reversal of 1021010425031 is 1305240101201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1021010425031 is a prime.

It is a super-2 number, since 2×1021010425031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1021010424994 and 1021010425012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021010425033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 973646 + ... + 1729163.

It is an arithmetic number, because the mean of its divisors is an integer number (128794302120).

Almost surely, 2^{1021010425031} is an apocalyptic number.

1021010425031 is a deficient number, since it is larger than the sum of its proper divisors (9343991929).

1021010425031 is a wasteful number, since it uses less digits than its factorization.

1021010425031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2706265.

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 1021010425031 its reverse (1305240101201), we get a palindrome (2326250526232).

The spelling of 1021010425031 in words is "one trillion, twenty-one billion, ten million, four hundred twenty-five thousand, thirty-one".