10100122002 has 12 divisors (see below), whose sum is σ = 21883597710. Its totient is φ = 3366707328.

The previous prime is 10100121989. The next prime is 10100122007. The reversal of 10100122002 is 20022100101.

It can be written as a sum of positive squares in only one way, i.e., 8667423801 + 1432698201 = 93099^2 + 37851^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (10100122007) 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 5 ways as a sum of consecutive naturals, for example, 280558927 + ... + 280558962.

Almost surely, 2^10100122002 is an apocalyptic number.

10100122002 is an abundant number, since it is smaller than the sum of its proper divisors (11783475708).

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

10100122002 is a wasteful number, since it uses less digits than its factorization.

10100122002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561117897 (or 561117894 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10100122002 its reverse (20022100101), we get a palindrome (30122222103).

The spelling of 10100122002 in words is "ten billion, one hundred million, one hundred twenty-two thousand, two".