101120101021220 has 48 divisors (see below), whose sum is σ = 221462100991488. Its totient is φ = 38739726074880.

The previous prime is 101120101021217. The next prime is 101120101021253. The reversal of 101120101021220 is 22120101021101.

It is a junction number, because it is equal to n+sod(n) for n = 101120101021195 and 101120101021204.

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, 840645722 + ... + 840766001.

It is an arithmetic number, because the mean of its divisors is an integer number (4613793770656).

Almost surely, 2^{101120101021220} is an apocalyptic number.

101120101021220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101120101021220 is an abundant number, since it is smaller than the sum of its proper divisors (120341999970268).

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

101120101021220 is a wasteful number, since it uses less digits than its factorization.

101120101021220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1681411860 (or 1681411858 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 101120101021220 its reverse (22120101021101), we get a palindrome (123240202042321).

The spelling of 101120101021220 in words is "one hundred one trillion, one hundred twenty billion, one hundred one million, twenty-one thousand, two hundred twenty".