102220001121212 has 96 divisors (see below), whose sum is σ = 194197199099904. Its totient is φ = 46800181440000.

The previous prime is 102220001121197. The next prime is 102220001121263. The reversal of 102220001121212 is 212121100022201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5175424337 + ... + 5175444087.

It is an arithmetic number, because the mean of its divisors is an integer number (2022887490624).

Almost surely, 2^{102220001121212} is an apocalyptic number.

It is an amenable number.

102220001121212 is a deficient number, since it is larger than the sum of its proper divisors (91977197978692).

102220001121212 is a wasteful number, since it uses less digits than its factorization.

102220001121212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21579 (or 21577 counting only the distinct ones).

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

Adding to 102220001121212 its reverse (212121100022201), we get a palindrome (314341101143413).

The spelling of 102220001121212 in words is "one hundred two trillion, two hundred twenty billion, one million, one hundred twenty-one thousand, two hundred twelve".