1202854888242 has 128 divisors (see below), whose sum is σ = 3128160921600. Its totient is φ = 335439050688.

The previous prime is 1202854888241. The next prime is 1202854888267. The reversal of 1202854888242 is 2428884582021.

1202854888242 is a `hidden beast` number, since 1 + 2 + 0 + 2 + 85 + 488 + 82 + 4 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (1202854888241) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23201073 + ... + 23252859.

It is an arithmetic number, because the mean of its divisors is an integer number (24438757200).

Almost surely, 2^{1202854888242} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1202854888242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1564080460800).

1202854888242 is an abundant number, since it is smaller than the sum of its proper divisors (1925306033358).

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

1202854888242 is a wasteful number, since it uses less digits than its factorization.

1202854888242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53277 (or 53271 counting only the distinct ones).

The product of its (nonzero) digits is 5242880, while the sum is 54.

The spelling of 1202854888242 in words is "one trillion, two hundred two billion, eight hundred fifty-four million, eight hundred eighty-eight thousand, two hundred forty-two".