2042312322101 has 4 divisors (see below), whose sum is σ = 2092124817804. Its totient is φ = 1992499826400.

The previous prime is 2042312322097. The next prime is 2042312322139. The reversal of 2042312322101 is 1012232132402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 122674362001 + 1919637960100 = 350249^2 + 1385510^2 .

It is a cyclic number.

It is not a de Polignac number, because 2042312322101 - 2² = 2042312322097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042312328101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24906247790 + ... + 24906247871.

It is an arithmetic number, because the mean of its divisors is an integer number (523031204451).

Almost surely, 2^{2042312322101} is an apocalyptic number.

It is an amenable number.

2042312322101 is a deficient number, since it is larger than the sum of its proper divisors (49812495703).

2042312322101 is an equidigital number, since it uses as much as digits as its factorization.

2042312322101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49812495702.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2042312322101 its reverse (1012232132402), we get a palindrome (3054544454503).

The spelling of 2042312322101 in words is "two trillion, forty-two billion, three hundred twelve million, three hundred twenty-two thousand, one hundred one".