102013402012 has 24 divisors (see below), whose sum is σ = 179653528656. Its totient is φ = 50684145408.

The previous prime is 102013401977. The next prime is 102013402019. The reversal of 102013402012 is 210204310201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102013402019) 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, 1256763 + ... + 1335469.

It is an arithmetic number, because the mean of its divisors is an integer number (7485563694).

Almost surely, 2^102013402012 is an apocalyptic number.

It is an amenable number.

102013402012 is a deficient number, since it is larger than the sum of its proper divisors (77640126644).

102013402012 is a wasteful number, since it uses less digits than its factorization.

102013402012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80757 (or 80755 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 102013402012 its reverse (210204310201), we get a palindrome (312217712213).

The spelling of 102013402012 in words is "one hundred two billion, thirteen million, four hundred two thousand, twelve".