1013022210020 has 24 divisors (see below), whose sum is σ = 2127472106424. Its totient is φ = 405184985856.

The previous prime is 1013022209977. The next prime is 1013022210041. The reversal of 1013022210020 is 200122203101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 40968188836 + 972054021184 = 202406^2 + 985928^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1013022209977 and 1013022210004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1144049 + ... + 1826168.

It is an arithmetic number, because the mean of its divisors is an integer number (88644671101).

Almost surely, 2^{1013022210020} is an apocalyptic number.

1013022210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013022210020 is an abundant number, since it is smaller than the sum of its proper divisors (1114449896404).

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

1013022210020 is a wasteful number, since it uses less digits than its factorization.

1013022210020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2987279 (or 2987277 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1013022210020 its reverse (200122203101), we get a palindrome (1213144413121).

The spelling of 1013022210020 in words is "one trillion, thirteen billion, twenty-two million, two hundred ten thousand, twenty".