201204344042 has 16 divisors (see below), whose sum is σ = 342128844960. Its totient is φ = 87975988272.

The previous prime is 201204344027. The next prime is 201204344053. The reversal of 201204344042 is 240443402102.

It is a happy number.

It is a super-2 number, since 2×201204344042² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203647628 + ... + 203648615.

It is an arithmetic number, because the mean of its divisors is an integer number (21383052810).

Almost surely, 2^201204344042 is an apocalyptic number.

201204344042 is a deficient number, since it is larger than the sum of its proper divisors (140924500918).

201204344042 is a wasteful number, since it uses less digits than its factorization.

201204344042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407296277.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 201204344042 its reverse (240443402102), we get a palindrome (441647746144).

The spelling of 201204344042 in words is "two hundred one billion, two hundred four million, three hundred forty-four thousand, forty-two".