102021301302312 has 32 divisors (see below), whose sum is σ = 291489432292800. Its totient is φ = 29148943229184.

The previous prime is 102021301302307. The next prime is 102021301302313. The reversal of 102021301302312 is 213203103120201.

102021301302312 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×102021301302312³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (102021301302313) 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, 303634825137 + ... + 303634825472.

It is an arithmetic number, because the mean of its divisors is an integer number (9109044759150).

Almost surely, 2^{102021301302312} is an apocalyptic number.

102021301302312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102021301302312 is an abundant number, since it is smaller than the sum of its proper divisors (189468130990488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102021301302312 is a wasteful number, since it uses less digits than its factorization.

102021301302312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607269650625 (or 607269650621 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 102021301302312 its reverse (213203103120201), we get a palindrome (315224404422513).

The spelling of 102021301302312 in words is "one hundred two trillion, twenty-one billion, three hundred one million, three hundred two thousand, three hundred twelve".