1013322020220 has 144 divisors (see below), whose sum is σ = 3396054392640. Its totient is φ = 243266377728.

The previous prime is 1013322020177. The next prime is 1013322020231. The reversal of 1013322020220 is 220202233101.

1013322020220 is a `hidden beast` number, since 101 + 3 + 322 + 0 + 20 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1013322020193 and 1013322020202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7128555 + ... + 7269314.

It is an arithmetic number, because the mean of its divisors is an integer number (23583711060).

Almost surely, 2^{1013322020220} is an apocalyptic number.

1013322020220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013322020220 is an abundant number, since it is smaller than the sum of its proper divisors (2382732372420).

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

1013322020220 is a wasteful number, since it uses less digits than its factorization.

1013322020220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14397924 (or 14397919 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1013322020220 its reverse (220202233101), we get a palindrome (1233524253321).

The spelling of 1013322020220 in words is "one trillion, thirteen billion, three hundred twenty-two million, twenty thousand, two hundred twenty".