21141012002 has 32 divisors (see below), whose sum is σ = 35564673024. Its totient is φ = 9342738000.

The previous prime is 21141011893. The next prime is 21141012071. The reversal of 21141012002 is 20021014112.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88433 + ... + 223835.

It is an arithmetic number, because the mean of its divisors is an integer number (1111396032).

Almost surely, 2^21141012002 is an apocalyptic number.

21141012002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21141012002 is a deficient number, since it is larger than the sum of its proper divisors (14423661022).

21141012002 is a wasteful number, since it uses less digits than its factorization.

21141012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135614.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 21141012002 its reverse (20021014112), we get a palindrome (41162026114).

The spelling of 21141012002 in words is "twenty-one billion, one hundred forty-one million, twelve thousand, two".