101000022011020 has 24 divisors (see below), whose sum is σ = 231381868607568. Its totient is φ = 36727280731200.

The previous prime is 101000022010997. The next prime is 101000022011027. The reversal of 101000022011020 is 20110220000101.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 101000022010988 and 101000022011006.

It is not an unprimeable number, because it can be changed into a prime (101000022011027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229545504351 + ... + 229545504790.

It is an arithmetic number, because the mean of its divisors is an integer number (9640911191982).

Almost surely, 2^{101000022011020} is an apocalyptic number.

101000022011020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101000022011020 is an abundant number, since it is smaller than the sum of its proper divisors (130381846596548).

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

101000022011020 is a wasteful number, since it uses less digits than its factorization.

101000022011020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459091009161 (or 459091009159 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 101000022011020 its reverse (20110220000101), we get a palindrome (121110242011121).

The spelling of 101000022011020 in words is "one hundred one trillion, twenty-two million, eleven thousand, twenty".