1012302123102 has 32 divisors (see below), whose sum is σ = 2251305626400. Its totient is φ = 337172238144.

The previous prime is 1012302123013. The next prime is 1012302123103. The reversal of 1012302123102 is 2013212032101.

1012302123102 is a `hidden beast` number, since 101 + 230 + 21 + 2 + 310 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012302123103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7202053 + ... + 7341264.

It is an arithmetic number, because the mean of its divisors is an integer number (70353300825).

Almost surely, 2^{1012302123102} is an apocalyptic number.

1012302123102 is an abundant number, since it is smaller than the sum of its proper divisors (1239003503298).

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

1012302123102 is a wasteful number, since it uses less digits than its factorization.

1012302123102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14544617 (or 14544611 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1012302123102 its reverse (2013212032101), we get a palindrome (3025514155203).

The spelling of 1012302123102 in words is "one trillion, twelve billion, three hundred two million, one hundred twenty-three thousand, one hundred two".