101000022100 has 72 divisors (see below), whose sum is σ = 220157784000. Its totient is φ = 40218289920.

The previous prime is 101000022083. The next prime is 101000022121. The reversal of 101000022100 is 1220000101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33676401 + ... + 33679399.

It is an arithmetic number, because the mean of its divisors is an integer number (3057747000).

Almost surely, 2^101000022100 is an apocalyptic number.

101000022100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101000022100 is an abundant number, since it is smaller than the sum of its proper divisors (119157761900).

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

101000022100 is a wasteful number, since it uses less digits than its factorization.

101000022100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4417 (or 4410 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 101000022100 its reverse (1220000101), we get a palindrome (102220022201).

The spelling of 101000022100 in words is "one hundred one billion, twenty-two thousand, one hundred".