21000011001202 has 32 divisors (see below), whose sum is σ = 33223872466944. Its totient is φ = 9935401080000.

The previous prime is 21000011001187. The next prime is 21000011001217. The reversal of 21000011001202 is 20210011000012.

It is an interprime number because it is at equal distance from previous prime (21000011001187) and next prime (21000011001217).

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, 3384028 + ... + 7311064.

It is an arithmetic number, because the mean of its divisors is an integer number (1038246014592).

Almost surely, 2^{21000011001202} is an apocalyptic number.

21000011001202 is a deficient number, since it is larger than the sum of its proper divisors (12223861465742).

21000011001202 is a wasteful number, since it uses less digits than its factorization.

21000011001202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3928314.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 21000011001202 its reverse (20210011000012), we get a palindrome (41210022001214).

The spelling of 21000011001202 in words is "twenty-one trillion, eleven million, one thousand, two hundred two".