10202122000 has 80 divisors (see below), whose sum is σ = 28192874112. Its totient is φ = 3497865600.

The previous prime is 10202121967. The next prime is 10202122037. The reversal of 10202122000 is 22120201.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 350362 + ... + 378361.

Almost surely, 2^10202122000 is an apocalyptic number.

10202122000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10202122000 is an abundant number, since it is smaller than the sum of its proper divisors (17990752112).

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

10202122000 is an equidigital number, since it uses as much as digits as its factorization.

10202122000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728753 (or 728737 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 10202122000 its reverse (22120201), we get a palindrome (10224242201).

The spelling of 10202122000 in words is "ten billion, two hundred two million, one hundred twenty-two thousand".