101242122 has 16 divisors (see below), whose sum is σ = 202615392. Its totient is φ = 33725520.

The previous prime is 101242121. The next prime is 101242139. The reversal of 101242122 is 221242101.

It is not an unprimeable number, because it can be changed into a prime (101242121) 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, 6633 + ... + 15699.

It is an arithmetic number, because the mean of its divisors is an integer number (12663462).

Almost surely, 2^101242122 is an apocalyptic number.

101242122 is an abundant number, since it is smaller than the sum of its proper divisors (101373270).

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

101242122 is a wasteful number, since it uses less digits than its factorization.

101242122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10933.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 101242122 is about 10061.9144301669. The cubic root of 101242122 is about 466.0727872943.

Adding to 101242122 its reverse (221242101), we get a palindrome (322484223).

It can be divided in two parts, 10124 and 2122, that added together give a triangular number (12246 = T₁₅₆).

The spelling of 101242122 in words is "one hundred one million, two hundred forty-two thousand, one hundred twenty-two".