1031010022020 has 96 divisors (see below), whose sum is σ = 3180448043136. Its totient is φ = 247467136000.

The previous prime is 1031010021991. The next prime is 1031010022033. The reversal of 1031010022020 is 202200101301.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1031010021987 and 1031010022005.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7666689 + ... + 7800008.

It is an arithmetic number, because the mean of its divisors is an integer number (33129667116).

Almost surely, 2^{1031010022020} is an apocalyptic number.

1031010022020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1031010022020 is an abundant number, since it is smaller than the sum of its proper divisors (2149438021116).

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

1031010022020 is a wasteful number, since it uses less digits than its factorization.

1031010022020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15466821 (or 15466819 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1031010022020 its reverse (202200101301), we get a palindrome (1233210123321).

The spelling of 1031010022020 in words is "one trillion, thirty-one billion, ten million, twenty-two thousand, twenty".