2021013342342 has 48 divisors (see below), whose sum is σ = 4465056960000. Its totient is φ = 660430757376.

The previous prime is 2021013342317. The next prime is 2021013342371. The reversal of 2021013342342 is 2432433101202.

2021013342342 is a `hidden beast` number, since 20 + 210 + 1 + 3 + 3 + 423 + 4 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 343483 + ... + 2039609.

It is an arithmetic number, because the mean of its divisors is an integer number (93022020000).

Almost surely, 2^{2021013342342} is an apocalyptic number.

2021013342342 is an abundant number, since it is smaller than the sum of its proper divisors (2444043617658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2021013342342 is a wasteful number, since it uses less digits than its factorization.

2021013342342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1697437 (or 1697434 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 2021013342342 its reverse (2432433101202), we get a palindrome (4453446443544).

The spelling of 2021013342342 in words is "two trillion, twenty-one billion, thirteen million, three hundred forty-two thousand, three hundred forty-two".