101020112122220 has 12 divisors (see below), whose sum is σ = 212142235456704. Its totient is φ = 40408044848880.

The previous prime is 101020112122219. The next prime is 101020112122309. The reversal of 101020112122220 is 22221211020101.

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, 2525502803036 + ... + 2525502803075.

It is an arithmetic number, because the mean of its divisors is an integer number (17678519621392).

Almost surely, 2^{101020112122220} is an apocalyptic number.

101020112122220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101020112122220 is an abundant number, since it is smaller than the sum of its proper divisors (111122123334484).

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

101020112122220 is a wasteful number, since it uses less digits than its factorization.

101020112122220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5051005606120 (or 5051005606118 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 101020112122220 its reverse (22221211020101), we get a palindrome (123241323142321).

The spelling of 101020112122220 in words is "one hundred one trillion, twenty billion, one hundred twelve million, one hundred twenty-two thousand, two hundred twenty".