20202101022030 has 64 divisors (see below), whose sum is σ = 50062279938048. Its totient is φ = 5212070023680.

The previous prime is 20202101022007. The next prime is 20202101022031. The reversal of 20202101022030 is 3022010120202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20202101022031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 663967 + ... + 6391013.

It is an arithmetic number, because the mean of its divisors is an integer number (782223124032).

Almost surely, 2^{20202101022030} is an apocalyptic number.

20202101022030 is an abundant number, since it is smaller than the sum of its proper divisors (29860178916018).

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

20202101022030 is a wasteful number, since it uses less digits than its factorization.

20202101022030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5730881.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 20202101022030 its reverse (3022010120202), we get a palindrome (23224111142232).

The spelling of 20202101022030 in words is "twenty trillion, two hundred two billion, one hundred one million, twenty-two thousand, thirty".