21133301002 has 64 divisors (see below), whose sum is σ = 36928410624. Its totient is φ = 8976147840.

The previous prime is 21133300999. The next prime is 21133301003. The reversal of 21133301002 is 20010333112.

It is a super-2 number, since 2×21133301002² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21133301003) 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, 3949693 + ... + 3955039.

It is an arithmetic number, because the mean of its divisors is an integer number (577006416).

Almost surely, 2^21133301002 is an apocalyptic number.

21133301002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21133301002 is a deficient number, since it is larger than the sum of its proper divisors (15795109622).

21133301002 is a wasteful number, since it uses less digits than its factorization.

21133301002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5563.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 21133301002 its reverse (20010333112), we get a palindrome (41143634114).

The spelling of 21133301002 in words is "twenty-one billion, one hundred thirty-three million, three hundred one thousand, two".