202141100542 has 4 divisors (see below), whose sum is σ = 303211650816. Its totient is φ = 101070550270.

The previous prime is 202141100501. The next prime is 202141100563. The reversal of 202141100542 is 245001141202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 245001141202 = 2 ⋅122500570601.

It is a super-2 number, since 2×202141100542² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50535275134 + ... + 50535275137.

It is an arithmetic number, because the mean of its divisors is an integer number (75802912704).

Almost surely, 2^202141100542 is an apocalyptic number.

202141100542 is a deficient number, since it is larger than the sum of its proper divisors (101070550274).

202141100542 is a wasteful number, since it uses less digits than its factorization.

202141100542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101070550273.

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 202141100542 its reverse (245001141202), we get a palindrome (447142241744).

The spelling of 202141100542 in words is "two hundred two billion, one hundred forty-one million, one hundred thousand, five hundred forty-two".