101210405442 has 8 divisors (see below), whose sum is σ = 202420810896. Its totient is φ = 33736801812.

The previous prime is 101210405411. The next prime is 101210405473. The reversal of 101210405442 is 244504012101.

It is an interprime number because it is at equal distance from previous prime (101210405411) and next prime (101210405473).

It is a sphenic number, since it is the product of 3 distinct primes.

101210405442 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8434200448 + ... + 8434200459.

It is an arithmetic number, because the mean of its divisors is an integer number (25302601362).

Almost surely, 2^101210405442 is an apocalyptic number.

101210405442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

101210405442 is a wasteful number, since it uses less digits than its factorization.

101210405442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16868400912.

The product of its (nonzero) digits is 1280, while the sum is 24.

Adding to 101210405442 its reverse (244504012101), we get a palindrome (345714417543).

The spelling of 101210405442 in words is "one hundred one billion, two hundred ten million, four hundred five thousand, four hundred forty-two".