2112211011102 has 16 divisors (see below), whose sum is σ = 4224467699712. Its totient is φ = 704062724120.

The previous prime is 2112211011101. The next prime is 2112211011103. The reversal of 2112211011102 is 2011101122112.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2112211011101) and next prime (2112211011103).

It is a super-2 number, since 2×2112211011102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112211011101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1286724 + ... + 2424887.

It is an arithmetic number, because the mean of its divisors is an integer number (264029231232).

Almost surely, 2^{2112211011102} is an apocalyptic number.

2112211011102 is an abundant number, since it is smaller than the sum of its proper divisors (2112256688610).

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

2112211011102 is a wasteful number, since it uses less digits than its factorization.

2112211011102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3806463.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 2112211011102 its reverse (2011101122112), we get a palindrome (4123312133214).

The spelling of 2112211011102 in words is "two trillion, one hundred twelve billion, two hundred eleven million, eleven thousand, one hundred two".