101100220100120 has 32 divisors (see below), whose sum is σ = 227480786888400. Its totient is φ = 40439147299968.

The previous prime is 101100220100111. The next prime is 101100220100141. The reversal of 101100220100120 is 21001022001101.

It is a congruent number.

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, 27655859 + ... + 31097378.

Almost surely, 2^{101100220100120} is an apocalyptic number.

101100220100120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101100220100120 is an abundant number, since it is smaller than the sum of its proper divisors (126380566788280).

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

101100220100120 is a wasteful number, since it uses less digits than its factorization.

101100220100120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58796267 (or 58796263 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 101100220100120 its reverse (21001022001101), we get a palindrome (122101242101221).

The spelling of 101100220100120 in words is "one hundred one trillion, one hundred billion, two hundred twenty million, one hundred thousand, one hundred twenty".