23142212302 has 16 divisors (see below), whose sum is σ = 40096667952. Its totient is φ = 9900411520.

The previous prime is 23142212281. The next prime is 23142212341. The reversal of 23142212302 is 20321224132.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

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, 30938413 + ... + 30939160.

It is an arithmetic number, because the mean of its divisors is an integer number (2506041747).

Almost surely, 2^23142212302 is an apocalyptic number.

23142212302 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23142212302 is a deficient number, since it is larger than the sum of its proper divisors (16954455650).

23142212302 is a wasteful number, since it uses less digits than its factorization.

23142212302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61877603.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 23142212302 its reverse (20321224132), we get a palindrome (43463436434).

The spelling of 23142212302 in words is "twenty-three billion, one hundred forty-two million, two hundred twelve thousand, three hundred two".