21130132103003 has 32 divisors (see below), whose sum is σ = 27857134448640. Its totient is φ = 15545275776000.

The previous prime is 21130132102973. The next prime is 21130132103011. The reversal of 21130132103003 is 30030123103112.

It is a cyclic number.

It is not a de Polignac number, because 21130132103003 - 2¹⁴ = 21130132086619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21130132103203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107855438 + ... + 108051171.

It is an arithmetic number, because the mean of its divisors is an integer number (870535451520).

Almost surely, 2^{21130132103003} is an apocalyptic number.

21130132103003 is a deficient number, since it is larger than the sum of its proper divisors (6727002345637).

21130132103003 is a wasteful number, since it uses less digits than its factorization.

21130132103003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215906699.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 21130132103003 its reverse (30030123103112), we get a palindrome (51160255206115).

The spelling of 21130132103003 in words is "twenty-one trillion, one hundred thirty billion, one hundred thirty-two million, one hundred three thousand, three".