102001101223012 has 24 divisors (see below), whose sum is σ = 179897992102080. Its totient is φ = 50602131555360.

The previous prime is 102001101222971. The next prime is 102001101223019. The reversal of 102001101223012 is 210322101100201.

It is not an unprimeable number, because it can be changed into a prime (102001101223019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56186539 + ... + 57973522.

It is an arithmetic number, because the mean of its divisors is an integer number (7495749670920).

Almost surely, 2^{102001101223012} is an apocalyptic number.

It is an amenable number.

102001101223012 is a deficient number, since it is larger than the sum of its proper divisors (77896890879068).

102001101223012 is a wasteful number, since it uses less digits than its factorization.

102001101223012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114161811 (or 114161809 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 102001101223012 its reverse (210322101100201), we get a palindrome (312323202323213).

The spelling of 102001101223012 in words is "one hundred two trillion, one billion, one hundred one million, two hundred twenty-three thousand, twelve".