1222220103102 has 32 divisors (see below), whose sum is σ = 2741428281600. Its totient is φ = 403599159864.

The previous prime is 1222220103101. The next prime is 1222220103119. The reversal of 1222220103102 is 2013010222221.

1222220103102 is a `hidden beast` number, since 122 + 2 + 220 + 10 + 310 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222220103101) 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, 105759202 + ... + 105770757.

It is an arithmetic number, because the mean of its divisors is an integer number (85669633800).

Almost surely, 2^{1222220103102} is an apocalyptic number.

1222220103102 is an abundant number, since it is smaller than the sum of its proper divisors (1519208178498).

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

1222220103102 is a wasteful number, since it uses less digits than its factorization.

1222220103102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211530077 (or 211530071 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1222220103102 its reverse (2013010222221), we get a palindrome (3235230325323).

The spelling of 1222220103102 in words is "one trillion, two hundred twenty-two billion, two hundred twenty million, one hundred three thousand, one hundred two".