102022002001020 has 48 divisors (see below), whose sum is σ = 292628961844128. Its totient is φ = 26542309463040.

The previous prime is 102022002000953. The next prime is 102022002001027. The reversal of 102022002001020 is 20100200220201.

It is a super-2 number, since 2×102022002001020² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 102022002000987 and 102022002001005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102022002001027) 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, 20736176809 + ... + 20736181728.

It is an arithmetic number, because the mean of its divisors is an integer number (6096436705086).

Almost surely, 2^{102022002001020} is an apocalyptic number.

102022002001020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102022002001020 is an abundant number, since it is smaller than the sum of its proper divisors (190606959843108).

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

102022002001020 is a wasteful number, since it uses less digits than its factorization.

102022002001020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41472358590 (or 41472358588 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 102022002001020 its reverse (20100200220201), we get a palindrome (122122202221221).

The spelling of 102022002001020 in words is "one hundred two trillion, twenty-two billion, two million, one thousand, twenty".