10202002122 has 32 divisors (see below), whose sum is σ = 22191120000. Its totient is φ = 3107995200.

The previous prime is 10202002121. The next prime is 10202002123. The reversal of 10202002122 is 22120020201.

It is an interprime number because it is at equal distance from previous prime (10202002121) and next prime (10202002123).

It is a junction number, because it is equal to n+sod(n) for n = 10202002098 and 10202002107.

It is not an unprimeable number, because it can be changed into a prime (10202002121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 639622 + ... + 655377.

It is an arithmetic number, because the mean of its divisors is an integer number (693472500).

Almost surely, 2^10202002122 is an apocalyptic number.

10202002122 is an abundant number, since it is smaller than the sum of its proper divisors (11989117878).

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

10202002122 is a wasteful number, since it uses less digits than its factorization.

10202002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295118.

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

Adding to 10202002122 its reverse (22120020201), we get a palindrome (32322022323).

The spelling of 10202002122 in words is "ten billion, two hundred two million, two thousand, one hundred twenty-two".