201102222012 has 48 divisors (see below), whose sum is σ = 484421317632. Its totient is φ = 64865514240.

The previous prime is 201102221959. The next prime is 201102222019. The reversal of 201102222012 is 210222201102.

It is a junction number, because it is equal to n+sod(n) for n = 201102221982 and 201102222000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201102222019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5463823 + ... + 5500505.

It is an arithmetic number, because the mean of its divisors is an integer number (10092110784).

Almost surely, 2^201102222012 is an apocalyptic number.

It is an amenable number.

201102222012 is an abundant number, since it is smaller than the sum of its proper divisors (283319095620).

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

201102222012 is a wasteful number, since it uses less digits than its factorization.

201102222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51458 (or 51456 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 201102222012 its reverse (210222201102), we get a palindrome (411324423114).

The spelling of 201102222012 in words is "two hundred one billion, one hundred two million, two hundred twenty-two thousand, twelve".