20130102322 has 24 divisors (see below), whose sum is σ = 35142057468. Its totient is φ = 8611806720.

The previous prime is 20130102313. The next prime is 20130102331. The reversal of 20130102322 is 22320103102.

It is an interprime number because it is at equal distance from previous prime (20130102313) and next prime (20130102331).

It can be written as a sum of positive squares in 2 ways, for example, as 16993990321 + 3136112001 = 130361^2 + 56001^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20130102296 and 20130102305.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2442423 + ... + 2450650.

Almost surely, 2^20130102322 is an apocalyptic number.

20130102322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20130102322 is a deficient number, since it is larger than the sum of its proper divisors (15011955146).

20130102322 is a wasteful number, since it uses less digits than its factorization.

20130102322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4893114 (or 4893103 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 20130102322 its reverse (22320103102), we get a palindrome (42450205424).

The spelling of 20130102322 in words is "twenty billion, one hundred thirty million, one hundred two thousand, three hundred twenty-two".