1000122020202 has 32 divisors (see below), whose sum is σ = 2042915434560. Its totient is φ = 326335806720.

The previous prime is 1000122020189. The next prime is 1000122020203. The reversal of 1000122020202 is 2020202210001.

It is a super-2 number, since 2×1000122020202² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1000122020203) 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, 9157999 + ... + 9266562.

It is an arithmetic number, because the mean of its divisors is an integer number (63841107330).

Almost surely, 2^{1000122020202} is an apocalyptic number.

1000122020202 is an abundant number, since it is smaller than the sum of its proper divisors (1042793414358).

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

1000122020202 is a wasteful number, since it uses less digits than its factorization.

1000122020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18424758.

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

Adding to 1000122020202 its reverse (2020202210001), we get a palindrome (3020324230203).

The spelling of 1000122020202 in words is "one trillion, one hundred twenty-two million, twenty thousand, two hundred two".