2011222101002 has 48 divisors (see below), whose sum is σ = 3166164537480. Its totient is φ = 958094370816.

The previous prime is 2011222100981. The next prime is 2011222101011. The reversal of 2011222101002 is 2001012221102.

It can be written as a sum of positive squares in 4 ways, for example, as 1930707471001 + 80514630001 = 1389499^2 + 283751^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 409698524 + ... + 409703432.

Almost surely, 2^{2011222101002} is an apocalyptic number.

2011222101002 is a deficient number, since it is larger than the sum of its proper divisors (1154942436478).

2011222101002 is a wasteful number, since it uses less digits than its factorization.

2011222101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6407 (or 6384 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2011222101002 its reverse (2001012221102), we get a palindrome (4012234322104).

The spelling of 2011222101002 in words is "two trillion, eleven billion, two hundred twenty-two million, one hundred one thousand, two".