1222201012102 has 48 divisors (see below), whose sum is σ = 2276476980480. Its totient is φ = 489242754000.

The previous prime is 1222201012099. The next prime is 1222201012141. The reversal of 1222201012102 is 2012101022221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4490274 + ... + 4754677.

It is an arithmetic number, because the mean of its divisors is an integer number (47426603760).

Almost surely, 2^{1222201012102} is an apocalyptic number.

1222201012102 is a deficient number, since it is larger than the sum of its proper divisors (1054275968378).

1222201012102 is a wasteful number, since it uses less digits than its factorization.

1222201012102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9245057 (or 9245050 counting only the distinct ones).

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

Adding to 1222201012102 its reverse (2012101022221), we get a palindrome (3234302034323).

The spelling of 1222201012102 in words is "one trillion, two hundred twenty-two billion, two hundred one million, twelve thousand, one hundred two".