1002202123130 has 16 divisors (see below), whose sum is σ = 1942730269704. Its totient is φ = 370043860800.

The previous prime is 1002202123127. The next prime is 1002202123133. The reversal of 1002202123130 is 313212022001.

It is an interprime number because it is at equal distance from previous prime (1002202123127) and next prime (1002202123133).

It can be written as a sum of positive squares in 4 ways, for example, as 698974586209 + 303227536921 = 836047^2 + 550661^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1002202123099 and 1002202123108.

It is not an unprimeable number, because it can be changed into a prime (1002202123133) 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, 3854623421 + ... + 3854623680.

Almost surely, 2^{1002202123130} is an apocalyptic number.

1002202123130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002202123130 is a deficient number, since it is larger than the sum of its proper divisors (940528146574).

1002202123130 is a wasteful number, since it uses less digits than its factorization.

1002202123130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7709247121.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1002202123130 its reverse (313212022001), we get a palindrome (1315414145131).

The spelling of 1002202123130 in words is "one trillion, two billion, two hundred two million, one hundred twenty-three thousand, one hundred thirty".