1302201123020 has 96 divisors (see below), whose sum is σ = 3309699512448. Its totient is φ = 420132851712.

The previous prime is 1302201123007. The next prime is 1302201123023. The reversal of 1302201123020 is 203211022031.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 1302201123020.

It is not an unprimeable number, because it can be changed into a prime (1302201123023) 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, 14551934 + ... + 14641146.

It is an arithmetic number, because the mean of its divisors is an integer number (34476036588).

Almost surely, 2^{1302201123020} is an apocalyptic number.

1302201123020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1302201123020 is an abundant number, since it is smaller than the sum of its proper divisors (2007498389428).

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

1302201123020 is a wasteful number, since it uses less digits than its factorization.

1302201123020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95379 (or 95377 counting only the distinct ones).

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

Adding to 1302201123020 its reverse (203211022031), we get a palindrome (1505412145051).

The spelling of 1302201123020 in words is "one trillion, three hundred two billion, two hundred one million, one hundred twenty-three thousand, twenty".