102212230121102 has 4 divisors (see below), whose sum is σ = 153318345181656. Its totient is φ = 51106115060550.

The previous prime is 102212230120969. The next prime is 102212230121123. The reversal of 102212230121102 is 201121032212201.

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

It is a super-2 number, since 2×102212230121102² (a number of 29 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, 25553057530274 + ... + 25553057530277.

It is an arithmetic number, because the mean of its divisors is an integer number (38329586295414).

Almost surely, 2^{102212230121102} is an apocalyptic number.

102212230121102 is a deficient number, since it is larger than the sum of its proper divisors (51106115060554).

102212230121102 is an equidigital number, since it uses as much as digits as its factorization.

102212230121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51106115060553.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 102212230121102 its reverse (201121032212201), we get a palindrome (303333262333303).

The spelling of 102212230121102 in words is "one hundred two trillion, two hundred twelve billion, two hundred thirty million, one hundred twenty-one thousand, one hundred two".