102303111311012 has 6 divisors (see below), whose sum is σ = 179030444794278. Its totient is φ = 51151555655504.

The previous prime is 102303111310979. The next prime is 102303111311039. The reversal of 102303111311012 is 210113111303201.

It can be written as a sum of positive squares in only one way, i.e., 99404210067556 + 2898901243456 = 9970166^2 + 1702616^2 .

It is a super-2 number, since 2×102303111311012² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12787888913873 + ... + 12787888913880.

It is an arithmetic number, because the mean of its divisors is an integer number (29838407465713).

Almost surely, 2^{102303111311012} is an apocalyptic number.

It is an amenable number.

102303111311012 is a deficient number, since it is larger than the sum of its proper divisors (76727333483266).

102303111311012 is a wasteful number, since it uses less digits than its factorization.

102303111311012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25575777827757 (or 25575777827755 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 102303111311012 its reverse (210113111303201), we get a palindrome (312416222614213).

The spelling of 102303111311012 in words is "one hundred two trillion, three hundred three billion, one hundred eleven million, three hundred eleven thousand, twelve".