2111211122002 has 8 divisors (see below), whose sum is σ = 3168140056956. Its totient is φ = 1055164436352.

The previous prime is 2111211121909. The next prime is 2111211122023. The reversal of 2111211122002 is 2002211121112.

It can be written as a sum of positive squares in 2 ways, for example, as 2100931392681 + 10279729321 = 1449459^2 + 101389^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220556343 + ... + 220565914.

Almost surely, 2^{2111211122002} is an apocalyptic number.

2111211122002 is a deficient number, since it is larger than the sum of its proper divisors (1056928934954).

2111211122002 is a wasteful number, since it uses less digits than its factorization.

2111211122002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441124652.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2111211122002 its reverse (2002211121112), we get a palindrome (4113422243114).

It can be divided in two parts, 211121112 and 2002, that multiplied together give a palindrome (422664466224).

The spelling of 2111211122002 in words is "two trillion, one hundred eleven billion, two hundred eleven million, one hundred twenty-two thousand, two".