101204442 has 24 divisors (see below), whose sum is σ = 223943616. Its totient is φ = 33016776.

The previous prime is 101204423. The next prime is 101204447. The reversal of 101204442 is 244402101.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (101204447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58968 + ... + 60659.

It is an arithmetic number, because the mean of its divisors is an integer number (9330984).

Almost surely, 2^101204442 is an apocalyptic number.

101204442 is an abundant number, since it is smaller than the sum of its proper divisors (122739174).

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

101204442 is a wasteful number, since it uses less digits than its factorization.

101204442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119682 (or 119679 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 101204442 is about 10060.0418488195. The cubic root of 101204442 is about 466.0149595792.

Adding to 101204442 its reverse (244402101), we get a palindrome (345606543).

The spelling of 101204442 in words is "one hundred one million, two hundred four thousand, four hundred forty-two".