1202205801852 has 72 divisors (see below), whose sum is σ = 3316219229232. Its totient is φ = 364189881600.

The previous prime is 1202205801821. The next prime is 1202205801883. The reversal of 1202205801852 is 2581085022021.

1202205801852 is a `hidden beast` number, since 1 + 2 + 0 + 2 + 20 + 580 + 1 + 8 + 52 = 666.

It is an interprime number because it is at equal distance from previous prime (1202205801821) and next prime (1202205801883).

It is a super-2 number, since 2×1202205801852² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 782488 + ... + 1736864.

It is an arithmetic number, because the mean of its divisors is an integer number (46058600406).

Almost surely, 2^{1202205801852} is an apocalyptic number.

1202205801852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1202205801852 is an abundant number, since it is smaller than the sum of its proper divisors (2114013427380).

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

1202205801852 is a wasteful number, since it uses less digits than its factorization.

1202205801852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957579 (or 957574 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 36.

The spelling of 1202205801852 in words is "one trillion, two hundred two billion, two hundred five million, eight hundred one thousand, eight hundred fifty-two".