2201012012122 has 16 divisors (see below), whose sum is σ = 4116178308672. Its totient is φ = 857537147520.

The previous prime is 2201012012099. The next prime is 2201012012123. The reversal of 2201012012122 is 2212102101022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2201012012096 and 2201012012105.

It is not an unprimeable number, because it can be changed into a prime (2201012012123) 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, 7146142743 + ... + 7146143050.

It is an arithmetic number, because the mean of its divisors is an integer number (257261144292).

Almost surely, 2^{2201012012122} is an apocalyptic number.

2201012012122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2201012012122 is a deficient number, since it is larger than the sum of its proper divisors (1915166296550).

2201012012122 is a wasteful number, since it uses less digits than its factorization.

2201012012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14292285813.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2201012012122 its reverse (2212102101022), we get a palindrome (4413114113144).

The spelling of 2201012012122 in words is "two trillion, two hundred one billion, twelve million, twelve thousand, one hundred twenty-two".