101204120430442 has 16 divisors (see below), whose sum is σ = 153670160532672. Its totient is φ = 49981011282880.

The previous prime is 101204120430421. The next prime is 101204120430449. The reversal of 101204120430442 is 244034021402101.

It is a self number, because there is not a number n which added to its sum of digits gives 101204120430442.

It is not an unprimeable number, because it can be changed into a prime (101204120430449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68693023 + ... + 70150834.

It is an arithmetic number, because the mean of its divisors is an integer number (9604385033292).

Almost surely, 2^{101204120430442} is an apocalyptic number.

101204120430442 is a deficient number, since it is larger than the sum of its proper divisors (52466040102230).

101204120430442 is a wasteful number, since it uses less digits than its factorization.

101204120430442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138848333.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 101204120430442 its reverse (244034021402101), we get a palindrome (345238141832543).

The spelling of 101204120430442 in words is "one hundred one trillion, two hundred four billion, one hundred twenty million, four hundred thirty thousand, four hundred forty-two".