421000302202101 has 8 divisors (see below), whose sum is σ = 623704151410560. Its totient is φ = 280666868134716.

The previous prime is 421000302202063. The next prime is 421000302202159. The reversal of 421000302202101 is 101202203000124.

It is a happy number.

421000302202101 is a `hidden beast` number, since 421 + 0 + 0 + 0 + 3 + 0 + 220 + 21 + 0 + 1 = 666.

It is not a de Polignac number, because 421000302202101 - 2²⁶ = 421000235093237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421000302202301) 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, 7796301892605 + ... + 7796301892658.

It is an arithmetic number, because the mean of its divisors is an integer number (77963018926320).

Almost surely, 2^{421000302202101} is an apocalyptic number.

It is an amenable number.

421000302202101 is a deficient number, since it is larger than the sum of its proper divisors (202703849208459).

421000302202101 is a wasteful number, since it uses less digits than its factorization.

421000302202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15592603785272 (or 15592603785266 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 421000302202101 its reverse (101202203000124), we get a palindrome (522202505202225).

The spelling of 421000302202101 in words is "four hundred twenty-one trillion, three hundred two million, two hundred two thousand, one hundred one".