1202020320102 has 64 divisors (see below), whose sum is σ = 2760012403200. Its totient is φ = 341868006144.

The previous prime is 1202020320097. The next prime is 1202020320107. The reversal of 1202020320102 is 2010230202021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1202020320097) and next prime (1202020320107).

It is a super-2 number, since 2×1202020320102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202020320107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41507524 + ... + 41536472.

It is an arithmetic number, because the mean of its divisors is an integer number (43125193800).

Almost surely, 2^{1202020320102} is an apocalyptic number.

1202020320102 is an abundant number, since it is smaller than the sum of its proper divisors (1557992083098).

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

1202020320102 is a wasteful number, since it uses less digits than its factorization.

1202020320102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33437.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 1202020320102 its reverse (2010230202021), we get a palindrome (3212250522123).

The spelling of 1202020320102 in words is "one trillion, two hundred two billion, twenty million, three hundred twenty thousand, one hundred two".