1011111002210 has 8 divisors (see below), whose sum is σ = 1819999803996. Its totient is φ = 404444400880.

The previous prime is 1011111002177. The next prime is 1011111002219. The reversal of 1011111002210 is 122001111101.

It can be written as a sum of positive squares in 2 ways, for example, as 1005048355441 + 6062646769 = 1002521^2 + 77863^2 .

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

It is a super-3 number, since 3×1011111002210³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 1011111002191 and 1011111002200.

It is not an unprimeable number, because it can be changed into a prime (1011111002219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50555550101 + ... + 50555550120.

Almost surely, 2^{1011111002210} is an apocalyptic number.

1011111002210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011111002210 is a deficient number, since it is larger than the sum of its proper divisors (808888801786).

1011111002210 is a wasteful number, since it uses less digits than its factorization.

1011111002210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101111100228.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1011111002210 its reverse (122001111101), we get a palindrome (1133112113311).

The spelling of 1011111002210 in words is "one trillion, eleven billion, one hundred eleven million, two thousand, two hundred ten".