1222011021102 has 64 divisors (see below), whose sum is σ = 2487093672960. Its totient is φ = 400211136000.

The previous prime is 1222011021061. The next prime is 1222011021157. The reversal of 1222011021102 is 2011201102221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 314868202 + ... + 314872082.

It is an arithmetic number, because the mean of its divisors is an integer number (38860838640).

Almost surely, 2^{1222011021102} is an apocalyptic number.

1222011021102 is an abundant number, since it is smaller than the sum of its proper divisors (1265082651858).

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

1222011021102 is a wasteful number, since it uses less digits than its factorization.

1222011021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7049.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1222011021102 its reverse (2011201102221), we get a palindrome (3233212123323).

The spelling of 1222011021102 in words is "one trillion, two hundred twenty-two billion, eleven million, twenty-one thousand, one hundred two".