101120105642 has 16 divisors (see below), whose sum is σ = 152957395872. Its totient is φ = 50135620080.

The previous prime is 101120105633. The next prime is 101120105651. The reversal of 101120105642 is 246501021101.

It is an interprime number because it is at equal distance from previous prime (101120105633) and next prime (101120105651).

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, 173768 + ... + 482115.

It is an arithmetic number, because the mean of its divisors is an integer number (9559837242).

Almost surely, 2^101120105642 is an apocalyptic number.

101120105642 is a deficient number, since it is larger than the sum of its proper divisors (51837290230).

101120105642 is a wasteful number, since it uses less digits than its factorization.

101120105642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656533.

The product of its (nonzero) digits is 480, while the sum is 23.

Adding to 101120105642 its reverse (246501021101), we get a palindrome (347621126743).

The spelling of 101120105642 in words is "one hundred one billion, one hundred twenty million, one hundred five thousand, six hundred forty-two".