101242122444 has 18 divisors (see below), whose sum is σ = 255917587380. Its totient is φ = 33747374136.

The previous prime is 101242122379. The next prime is 101242122463. The reversal of 101242122444 is 444221242101.

101242122444 is a `hidden beast` number, since 1 + 0 + 1 + 2 + 4 + 212 + 2 + 444 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1406140554 + ... + 1406140625.

Almost surely, 2^101242122444 is an apocalyptic number.

It is an amenable number.

101242122444 is an abundant number, since it is smaller than the sum of its proper divisors (154675464936).

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

101242122444 is a wasteful number, since it uses less digits than its factorization.

101242122444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2812281189 (or 2812281184 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 101242122444 its reverse (444221242101), we get a palindrome (545463364545).

The spelling of 101242122444 in words is "one hundred one billion, two hundred forty-two million, one hundred twenty-two thousand, four hundred forty-four".