1202255323320 has 64 divisors (see below), whose sum is σ = 3638684293920. Its totient is φ = 317764235264.

The previous prime is 1202255323253. The next prime is 1202255323327. The reversal of 1202255323320 is 233235522021.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202255323327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44317389 + ... + 44344508.

Almost surely, 2^{1202255323320} is an apocalyptic number.

1202255323320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1202255323320 is an abundant number, since it is smaller than the sum of its proper divisors (2436428970600).

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

1202255323320 is a wasteful number, since it uses less digits than its factorization.

1202255323320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88662024 (or 88662020 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The spelling of 1202255323320 in words is "one trillion, two hundred two billion, two hundred fifty-five million, three hundred twenty-three thousand, three hundred twenty".