1102121201222 has 4 divisors (see below), whose sum is σ = 1653181801836. Its totient is φ = 551060600610.

The previous prime is 1102121201213. The next prime is 1102121201227. The reversal of 1102121201222 is 2221021212011.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1102121201222² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1102121201222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102121201227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275530300304 + ... + 275530300307.

It is an arithmetic number, because the mean of its divisors is an integer number (413295450459).

Almost surely, 2^{1102121201222} is an apocalyptic number.

1102121201222 is a deficient number, since it is larger than the sum of its proper divisors (551060600614).

1102121201222 is an equidigital number, since it uses as much as digits as its factorization.

1102121201222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551060600613.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1102121201222 its reverse (2221021212011), we get a palindrome (3323142413233).

The spelling of 1102121201222 in words is "one trillion, one hundred two billion, one hundred twenty-one million, two hundred one thousand, two hundred twenty-two".