110021100212 has 6 divisors (see below), whose sum is σ = 192536925378. Its totient is φ = 55010550104.

The previous prime is 110021100209. The next prime is 110021100251. The reversal of 110021100212 is 212001120011.

It can be written as a sum of positive squares in only one way, i.e., 106722435856 + 3298664356 = 326684^2 + 57434^2 .

It is a junction number, because it is equal to n+sod(n) for n = 110021100193 and 110021100202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13752637523 + ... + 13752637530.

It is an arithmetic number, because the mean of its divisors is an integer number (32089487563).

Almost surely, 2^110021100212 is an apocalyptic number.

It is an amenable number.

110021100212 is a deficient number, since it is larger than the sum of its proper divisors (82515825166).

110021100212 is a wasteful number, since it uses less digits than its factorization.

110021100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27505275057 (or 27505275055 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 110021100212 its reverse (212001120011), we get a palindrome (322022220223).

The spelling of 110021100212 in words is "one hundred ten billion, twenty-one million, one hundred thousand, two hundred twelve".