2102201111010 has 192 divisors, whose sum is σ = 6895052325504. Its totient is φ = 403219353600.

The previous prime is 2102201110979. The next prime is 2102201111029. The reversal of 2102201111010 is 101111022012.

It is a super-2 number, since 2×2102201111010² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4790031 + ... + 5210450.

It is an arithmetic number, because the mean of its divisors is an integer number (35911730862).

Almost surely, 2^{2102201111010} is an apocalyptic number.

2102201111010 is an abundant number, since it is smaller than the sum of its proper divisors (4792851214494).

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

2102201111010 is a wasteful number, since it uses less digits than its factorization.

2102201111010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10000529 (or 10000522 counting only the distinct ones).

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

Adding to 2102201111010 its reverse (101111022012), we get a palindrome (2203312133022).

The spelling of 2102201111010 in words is "two trillion, one hundred two billion, two hundred one million, one hundred eleven thousand, ten".