21133023312002 has 64 divisors (see below), whose sum is σ = 36976927680000. Its totient is φ = 8871566376960.

The previous prime is 21133023311987. The next prime is 21133023312007. The reversal of 21133023312002 is 20021332033112.

It is not an unprimeable number, because it can be changed into a prime (21133023312007) 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, 147454874 + ... + 147598122.

It is an arithmetic number, because the mean of its divisors is an integer number (577764495000).

Almost surely, 2^{21133023312002} is an apocalyptic number.

21133023312002 is a deficient number, since it is larger than the sum of its proper divisors (15843904367998).

21133023312002 is a wasteful number, since it uses less digits than its factorization.

21133023312002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144291.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 21133023312002 its reverse (20021332033112), we get a palindrome (41154355345114).

The spelling of 21133023312002 in words is "twenty-one trillion, one hundred thirty-three billion, twenty-three million, three hundred twelve thousand, two".