2021421143410 has 16 divisors (see below), whose sum is σ = 3638756491776. Its totient is φ = 808524361008.

The previous prime is 2021421143393. The next prime is 2021421143437. The reversal of 2021421143410 is 143411241202.

It is a super-2 number, since 2×2021421143410² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5319192 + ... + 5686531.

It is an arithmetic number, because the mean of its divisors is an integer number (227422280736).

Almost surely, 2^{2021421143410} is an apocalyptic number.

2021421143410 is a deficient number, since it is larger than the sum of its proper divisors (1617335348366).

2021421143410 is a wasteful number, since it uses less digits than its factorization.

2021421143410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11024097.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 2021421143410 its reverse (143411241202), we get a palindrome (2164832384612).

The spelling of 2021421143410 in words is "two trillion, twenty-one billion, four hundred twenty-one million, one hundred forty-three thousand, four hundred ten".