1210220222102 has 4 divisors (see below), whose sum is σ = 1815330333156. Its totient is φ = 605110111050.

The previous prime is 1210220222077. The next prime is 1210220222119. The reversal of 1210220222102 is 2012220220121.

It is a happy number.

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

It is a super-2 number, since 2×1210220222102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302555055524 + ... + 302555055527.

It is an arithmetic number, because the mean of its divisors is an integer number (453832583289).

Almost surely, 2^{1210220222102} is an apocalyptic number.

1210220222102 is a deficient number, since it is larger than the sum of its proper divisors (605110111054).

1210220222102 is an equidigital number, since it uses as much as digits as its factorization.

1210220222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605110111053.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1210220222102 its reverse (2012220220121), we get a palindrome (3222440442223).

The spelling of 1210220222102 in words is "one trillion, two hundred ten billion, two hundred twenty million, two hundred twenty-two thousand, one hundred two".