1021132102220 has 12 divisors (see below), whose sum is σ = 2144377414704. Its totient is φ = 408452840880.

The previous prime is 1021132102129. The next prime is 1021132102231. The reversal of 1021132102220 is 222012311201.

1021132102220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25528302536 + ... + 25528302575.

It is an arithmetic number, because the mean of its divisors is an integer number (178698117892).

Almost surely, 2^{1021132102220} is an apocalyptic number.

1021132102220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1021132102220 is an abundant number, since it is smaller than the sum of its proper divisors (1123245312484).

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

1021132102220 is a wasteful number, since it uses less digits than its factorization.

1021132102220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51056605120 (or 51056605118 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1021132102220 its reverse (222012311201), we get a palindrome (1243144413421).

The spelling of 1021132102220 in words is "one trillion, twenty-one billion, one hundred thirty-two million, one hundred two thousand, two hundred twenty".