1121322202002 has 32 divisors (see below), whose sum is σ = 2492135078400. Its totient is φ = 373727872944.

The previous prime is 1121322202001. The next prime is 1121322202003. The reversal of 1121322202002 is 2002022231211.

1121322202002 is a `hidden beast` number, since 1 + 121 + 322 + 20 + 200 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (1121322202001) and next prime (1121322202003).

It is a super-2 number, since 2×1121322202002² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1121322202001) 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, 840802 + ... + 1717437.

It is an arithmetic number, because the mean of its divisors is an integer number (77879221200).

Almost surely, 2^{1121322202002} is an apocalyptic number.

1121322202002 is an abundant number, since it is smaller than the sum of its proper divisors (1370812876398).

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

1121322202002 is a wasteful number, since it uses less digits than its factorization.

1121322202002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2566367 (or 2566361 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1121322202002 its reverse (2002022231211), we get a palindrome (3123344433213).

The spelling of 1121322202002 in words is "one trillion, one hundred twenty-one billion, three hundred twenty-two million, two hundred two thousand, two".