1210102220111 has 8 divisors (see below), whose sum is σ = 1227166450848. Its totient is φ = 1193038560000.

The previous prime is 1210102220081. The next prime is 1210102220113. The reversal of 1210102220111 is 1110222010121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1210102220111 - 2¹⁰ = 1210102219087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210102220113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5949251 + ... + 6149291.

It is an arithmetic number, because the mean of its divisors is an integer number (153395806356).

Almost surely, 2^{1210102220111} is an apocalyptic number.

1210102220111 is a deficient number, since it is larger than the sum of its proper divisors (17064230737).

1210102220111 is an equidigital number, since it uses as much as digits as its factorization.

1210102220111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285313.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1210102220111 its reverse (1110222010121), we get a palindrome (2320324230232).

The spelling of 1210102220111 in words is "one trillion, two hundred ten billion, one hundred two million, two hundred twenty thousand, one hundred eleven".