101123223242 has 8 divisors (see below), whose sum is σ = 156915346500. Its totient is φ = 48818107744.

The previous prime is 101123223241. The next prime is 101123223251. The reversal of 101123223242 is 242322321101.

It can be written as a sum of positive squares in 2 ways, for example, as 99231930121 + 1891293121 = 315011^2 + 43489^2 .

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

It is not an unprimeable number, because it can be changed into a prime (101123223241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 871751867 + ... + 871751982.

Almost surely, 2^101123223242 is an apocalyptic number.

101123223242 is a deficient number, since it is larger than the sum of its proper divisors (55792123258).

101123223242 is a wasteful number, since it uses less digits than its factorization.

101123223242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1743503880.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 101123223242 its reverse (242322321101), we get a palindrome (343445544343).

The spelling of 101123223242 in words is "one hundred one billion, one hundred twenty-three million, two hundred twenty-three thousand, two hundred forty-two".