131012221412402 has 8 divisors (see below), whose sum is σ = 214383635038512. Its totient is φ = 59551009732900.

The previous prime is 131012221412389. The next prime is 131012221412407. The reversal of 131012221412402 is 204214122210131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (131012221412407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2977550486624 + ... + 2977550486667.

It is an arithmetic number, because the mean of its divisors is an integer number (26797954379814).

Almost surely, 2^{131012221412402} is an apocalyptic number.

131012221412402 is a deficient number, since it is larger than the sum of its proper divisors (83371413626110).

131012221412402 is a wasteful number, since it uses less digits than its factorization.

131012221412402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5955100973304.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 131012221412402 its reverse (204214122210131), we get a palindrome (335226343622533).

The spelling of 131012221412402 in words is "one hundred thirty-one trillion, twelve billion, two hundred twenty-one million, four hundred twelve thousand, four hundred two".