101421241042 has 32 divisors (see below), whose sum is σ = 166899999744. Its totient is φ = 45840220800.

The previous prime is 101421241027. The next prime is 101421241043. The reversal of 101421241042 is 240142124101.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (101421241043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17195838 + ... + 17201734.

It is an arithmetic number, because the mean of its divisors is an integer number (5215624992).

Almost surely, 2^101421241042 is an apocalyptic number.

101421241042 is a deficient number, since it is larger than the sum of its proper divisors (65478758702).

101421241042 is a wasteful number, since it uses less digits than its factorization.

101421241042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10194.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 101421241042 its reverse (240142124101), we get a palindrome (341563365143).

The spelling of 101421241042 in words is "one hundred one billion, four hundred twenty-one million, two hundred forty-one thousand, forty-two".