1302031222102 has 48 divisors (see below), whose sum is σ = 2234184618960. Its totient is φ = 567253155456.

The previous prime is 1302031222081. The next prime is 1302031222103. The reversal of 1302031222102 is 2012221302031.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 1302031222102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1302031222103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1412928 + ... + 2144860.

It is an arithmetic number, because the mean of its divisors is an integer number (46545512895).

Almost surely, 2^{1302031222102} is an apocalyptic number.

1302031222102 is a deficient number, since it is larger than the sum of its proper divisors (932153396858).

1302031222102 is a wasteful number, since it uses less digits than its factorization.

1302031222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732257 (or 732244 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1302031222102 its reverse (2012221302031), we get a palindrome (3314252524133).

The spelling of 1302031222102 in words is "one trillion, three hundred two billion, thirty-one million, two hundred twenty-two thousand, one hundred two".