101223542042 has 8 divisors (see below), whose sum is σ = 173526072096. Its totient is φ = 43381518012.

The previous prime is 101223541973. The next prime is 101223542053. The reversal of 101223542042 is 240245322101.

101223542042 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

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, 3615126488 + ... + 3615126515.

It is an arithmetic number, because the mean of its divisors is an integer number (21690759012).

Almost surely, 2^101223542042 is an apocalyptic number.

101223542042 is a deficient number, since it is larger than the sum of its proper divisors (72302530054).

101223542042 is an equidigital number, since it uses as much as digits as its factorization.

101223542042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7230253012.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 101223542042 its reverse (240245322101), we get a palindrome (341468864143).

The spelling of 101223542042 in words is "one hundred one billion, two hundred twenty-three million, five hundred forty-two thousand, forty-two".