10100022001020 has 108 divisors (see below), whose sum is σ = 35638649091864. Its totient is φ = 2308576455360.

The previous prime is 10100022001009. The next prime is 10100022001031. The reversal of 10100022001020 is 2010022000101.

It is an interprime number because it is at equal distance from previous prime (10100022001009) and next prime (10100022001031).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10100022000993 and 10100022001011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 572554786 + ... + 572572425.

Almost surely, 2^{10100022001020} is an apocalyptic number.

10100022001020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10100022001020 is an abundant number, since it is smaller than the sum of its proper divisors (25538627090844).

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

10100022001020 is a wasteful number, since it uses less digits than its factorization.

10100022001020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1145127240 (or 1145127228 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10100022001020 its reverse (2010022000101), we get a palindrome (12110044001121).

The spelling of 10100022001020 in words is "ten trillion, one hundred billion, twenty-two million, one thousand, twenty".