21010112101202 has 8 divisors (see below), whose sum is σ = 36017335030656. Its totient is φ = 9004333757652.

The previous prime is 21010112101177. The next prime is 21010112101309. The reversal of 21010112101202 is 20210121101012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (14), and also a Moran number because the ratio is a prime number: 1500722292943 = 21010112101202 / (2 + 1 + 0 + 1 + 0 + 1 + 1 + 2 + 1 + 0 + 1 + 2 + 0 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 750361146458 + ... + 750361146485.

It is an arithmetic number, because the mean of its divisors is an integer number (4502166878832).

Almost surely, 2^{21010112101202} is an apocalyptic number.

21010112101202 is a deficient number, since it is larger than the sum of its proper divisors (15007222929454).

21010112101202 is a wasteful number, since it uses less digits than its factorization.

21010112101202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500722292952.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 21010112101202 its reverse (20210121101012), we get a palindrome (41220233202214).

The spelling of 21010112101202 in words is "twenty-one trillion, ten billion, one hundred twelve million, one hundred one thousand, two hundred two".