1001111021202 has 8 divisors (see below), whose sum is σ = 2002222042416. Its totient is φ = 333703673732.

The previous prime is 1001111021201. The next prime is 1001111021279. The reversal of 1001111021202 is 2021201111001.

It is a sphenic number, since it is the product of 3 distinct primes.

1001111021202 is an admirable number.

It is a super-2 number, since 2×1001111021202² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1001111021201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83425918428 + ... + 83425918439.

It is an arithmetic number, because the mean of its divisors is an integer number (250277755302).

Almost surely, 2^{1001111021202} is an apocalyptic number.

1001111021202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1001111021202 is a wasteful number, since it uses less digits than its factorization.

1001111021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166851836872.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1001111021202 its reverse (2021201111001), we get a palindrome (3022312132203).

The spelling of 1001111021202 in words is "one trillion, one billion, one hundred eleven million, twenty-one thousand, two hundred two".