101100210210020 has 48 divisors (see below), whose sum is σ = 243166839810048. Its totient is φ = 34587738456960.

The previous prime is 101100210209989. The next prime is 101100210210023. The reversal of 101100210210020 is 20012012001101.

It is a junction number, because it is equal to n+sod(n) for n = 101100210209983 and 101100210210010.

It is not an unprimeable number, because it can be changed into a prime (101100210210023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 783172292 + ... + 783301371.

It is an arithmetic number, because the mean of its divisors is an integer number (5065975829376).

Almost surely, 2^{101100210210020} is an apocalyptic number.

101100210210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101100210210020 is an abundant number, since it is smaller than the sum of its proper divisors (142066629600028).

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

101100210210020 is a wasteful number, since it uses less digits than its factorization.

101100210210020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1566474140 (or 1566474138 counting only the distinct ones).

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

Adding to 101100210210020 its reverse (20012012001101), we get a palindrome (121112222211121).

The spelling of 101100210210020 in words is "one hundred one trillion, one hundred billion, two hundred ten million, two hundred ten thousand, twenty".