20130011402 has 4 divisors (see below), whose sum is σ = 30195017106. Its totient is φ = 10065005700.

The previous prime is 20130011393. The next prime is 20130011437. The reversal of 20130011402 is 20411003102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14694045961 + 5435965441 = 121219^2 + 73729^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5032502849 + ... + 5032502852.

Almost surely, 2^20130011402 is an apocalyptic number.

20130011402 is a deficient number, since it is larger than the sum of its proper divisors (10065005704).

20130011402 is a wasteful number, since it uses less digits than its factorization.

20130011402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10065005703.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20130011402 its reverse (20411003102), we get a palindrome (40541014504).

The spelling of 20130011402 in words is "twenty billion, one hundred thirty million, eleven thousand, four hundred two".