20130430100002 has 4 divisors (see below), whose sum is σ = 30195645150006. Its totient is φ = 10065215050000.

The previous prime is 20130430099981. The next prime is 20130430100051. The reversal of 20130430100002 is 20000103403102.

It is a happy number.

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., 18460419240481 + 1670010859521 = 4296559^2 + 1292289^2 .

It is a super-2 number, since 2×20130430100002² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5032607524999 + ... + 5032607525002.

Almost surely, 2^{20130430100002} is an apocalyptic number.

20130430100002 is a deficient number, since it is larger than the sum of its proper divisors (10065215050004).

20130430100002 is a wasteful number, since it uses less digits than its factorization.

20130430100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10065215050003.

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

Adding to 20130430100002 its reverse (20000103403102), we get a palindrome (40130533503104).

The spelling of 20130430100002 in words is "twenty trillion, one hundred thirty billion, four hundred thirty million, one hundred thousand, two".