402211100414421 has 24 divisors (see below), whose sum is σ = 581300555209920. Its totient is φ = 267988920284736.

The previous prime is 402211100414359. The next prime is 402211100414423. The reversal of 402211100414421 is 124414001112204.

402211100414421 is a `hidden beast` number, since 4 + 0 + 2 + 211 + 1 + 0 + 0 + 4 + 1 + 442 + 1 = 666.

It is not a de Polignac number, because 402211100414421 - 2²¹ = 402211098317269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402211100414423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 286733800 + ... + 288133118.

It is an arithmetic number, because the mean of its divisors is an integer number (24220856467080).

Almost surely, 2^{402211100414421} is an apocalyptic number.

It is an amenable number.

402211100414421 is a deficient number, since it is larger than the sum of its proper divisors (179089454795499).

402211100414421 is a wasteful number, since it uses less digits than its factorization.

402211100414421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1417385 (or 1417382 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

Adding to 402211100414421 its reverse (124414001112204), we get a palindrome (526625101526625).

The spelling of 402211100414421 in words is "four hundred two trillion, two hundred eleven billion, one hundred million, four hundred fourteen thousand, four hundred twenty-one".