1020506203244 has 36 divisors (see below), whose sum is σ = 1973169659832. Its totient is φ = 461462960640.

The previous prime is 1020506203193. The next prime is 1020506203247. The reversal of 1020506203244 is 4423026050201.

It is a super-2 number, since 2×1020506203244² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1020506203247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5368982 + ... + 5555805.

Almost surely, 2^{1020506203244} is an apocalyptic number.

It is an amenable number.

1020506203244 is a deficient number, since it is larger than the sum of its proper divisors (952663456588).

1020506203244 is a wasteful number, since it uses less digits than its factorization.

1020506203244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10925006 (or 10924993 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The spelling of 1020506203244 in words is "one trillion, twenty billion, five hundred six million, two hundred three thousand, two hundred forty-four".