1201311102222 has 80 divisors (see below), whose sum is σ = 3356043748992. Its totient is φ = 312028854480.

The previous prime is 1201311102169. The next prime is 1201311102227. The reversal of 1201311102222 is 2222011131021.

1201311102222 is a `hidden beast` number, since 120 + 1 + 311 + 10 + 2 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1201311102195 and 1201311102204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201311102227) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 48140128 + ... + 48165075.

Almost surely, 2^{1201311102222} is an apocalyptic number.

1201311102222 is an abundant number, since it is smaller than the sum of its proper divisors (2154732646770).

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

1201311102222 is a wasteful number, since it uses less digits than its factorization.

1201311102222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96305235 (or 96305226 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1201311102222 its reverse (2222011131021), we get a palindrome (3423322233243).

The spelling of 1201311102222 in words is "one trillion, two hundred one billion, three hundred eleven million, one hundred two thousand, two hundred twenty-two".