202002012110021 has 8 divisors (see below), whose sum is σ = 209301733049760. Its totient is φ = 194831489771152.

The previous prime is 202002012109993. The next prime is 202002012110057. The reversal of 202002012110021 is 120011210200202.

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

It is a cyclic number.

It is not a de Polignac number, because 202002012110021 - 2⁶ = 202002012109957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202002012109978 and 202002012110005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202002012110321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32299647035 + ... + 32299653288.

It is an arithmetic number, because the mean of its divisors is an integer number (26162716631220).

Almost surely, 2^{202002012110021} is an apocalyptic number.

It is an amenable number.

202002012110021 is a deficient number, since it is larger than the sum of its proper divisors (7299720939739).

202002012110021 is an equidigital number, since it uses as much as digits as its factorization.

202002012110021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64599300435.

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

Adding to 202002012110021 its reverse (120011210200202), we get a palindrome (322013222310223).

The spelling of 202002012110021 in words is "two hundred two trillion, two billion, twelve million, one hundred ten thousand, twenty-one".