1210102212021 has 8 divisors (see below), whose sum is σ = 1616127723264. Its totient is φ = 805405754400.

The previous prime is 1210102211999. The next prime is 1210102212043. The reversal of 1210102212021 is 1202122010121.

It is an interprime number because it is at equal distance from previous prime (1210102211999) and next prime (1210102212043).

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

It is not a de Polignac number, because 1210102212021 - 2²⁶ = 1210035103157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210102212421) 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, 332261280 + ... + 332264921.

It is an arithmetic number, because the mean of its divisors is an integer number (202015965408).

Almost surely, 2^{1210102212021} is an apocalyptic number.

It is an amenable number.

1210102212021 is a deficient number, since it is larger than the sum of its proper divisors (406025511243).

1210102212021 is an equidigital number, since it uses as much as digits as its factorization.

1210102212021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664526811.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1210102212021 its reverse (1202122010121), we get a palindrome (2412224222142).

The spelling of 1210102212021 in words is "one trillion, two hundred ten billion, one hundred two million, two hundred twelve thousand, twenty-one".