202100342410042 has 8 divisors (see below), whose sum is σ = 303292904656500. Its totient is φ = 101002707524544.

The previous prime is 202100342410039. The next prime is 202100342410049. The reversal of 202100342410042 is 240014243001202.

It can be written as a sum of positive squares in 2 ways, for example, as 170206752561561 + 31893589848481 = 13046331^2 + 5647441^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 202100342409989 and 202100342410016.

It is not an unprimeable number, because it can be changed into a prime (202100342410049) 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, 23731834917 + ... + 23731843432.

Almost surely, 2^{202100342410042} is an apocalyptic number.

202100342410042 is a deficient number, since it is larger than the sum of its proper divisors (101192562246458).

202100342410042 is a wasteful number, since it uses less digits than its factorization.

202100342410042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47463680480.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 202100342410042 its reverse (240014243001202), we get a palindrome (442114585411244).

The spelling of 202100342410042 in words is "two hundred two trillion, one hundred billion, three hundred forty-two million, four hundred ten thousand, forty-two".