102031222023212 has 24 divisors (see below), whose sum is σ = 179326972495440. Its totient is φ = 50795345018880.

The previous prime is 102031222023193. The next prime is 102031222023221. The reversal of 102031222023212 is 212320222130201.

It is a happy 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, 49087733 + ... + 51124044.

It is an arithmetic number, because the mean of its divisors is an integer number (7471957187310).

Almost surely, 2^{102031222023212} is an apocalyptic number.

It is an amenable number.

102031222023212 is a deficient number, since it is larger than the sum of its proper divisors (77295750472228).

102031222023212 is a wasteful number, since it uses less digits than its factorization.

102031222023212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100212881 (or 100212879 counting only the distinct ones).

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

Adding to 102031222023212 its reverse (212320222130201), we get a palindrome (314351444153413).

The spelling of 102031222023212 in words is "one hundred two trillion, thirty-one billion, two hundred twenty-two million, twenty-three thousand, two hundred twelve".