1010012211220 has 48 divisors (see below), whose sum is σ = 2141261256960. Its totient is φ = 400151940224.

The previous prime is 1010012211209. The next prime is 1010012211287. The reversal of 1010012211220 is 221122100101.

It is a self number, because there is not a number n which added to its sum of digits gives 1010012211220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11767902 + ... + 11853418.

It is an arithmetic number, because the mean of its divisors is an integer number (44609609520).

Almost surely, 2^{1010012211220} is an apocalyptic number.

1010012211220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010012211220 is an abundant number, since it is smaller than the sum of its proper divisors (1131249045740).

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

1010012211220 is a wasteful number, since it uses less digits than its factorization.

1010012211220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91152 (or 91150 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1010012211220 its reverse (221122100101), we get a palindrome (1231134311321).

The spelling of 1010012211220 in words is "one trillion, ten billion, twelve million, two hundred eleven thousand, two hundred twenty".