10220123012312 has 8 divisors (see below), whose sum is σ = 19162730648100. Its totient is φ = 5110061506152.

The previous prime is 10220123012293. The next prime is 10220123012317. The reversal of 10220123012312 is 21321032102201.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10220123012317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 638757688262 + ... + 638757688277.

Almost surely, 2^{10220123012312} is an apocalyptic number.

It is an amenable number.

10220123012312 is a deficient number, since it is larger than the sum of its proper divisors (8942607635788).

10220123012312 is a wasteful number, since it uses less digits than its factorization.

10220123012312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277515376545 (or 1277515376541 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 10220123012312 its reverse (21321032102201), we get a palindrome (31541155114513).

The spelling of 10220123012312 in words is "ten trillion, two hundred twenty billion, one hundred twenty-three million, twelve thousand, three hundred twelve".