102212333223220 has 48 divisors (see below), whose sum is σ = 236432553372288. Its totient is φ = 36807265618560.

The previous prime is 102212333222971. The next prime is 102212333223223. The reversal of 102212333223220 is 22322333212201.

It is a super-2 number, since 2×102212333223220² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102212333223223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2255324499 + ... + 2255369818.

It is an arithmetic number, because the mean of its divisors is an integer number (4925678195256).

Almost surely, 2^{102212333223220} is an apocalyptic number.

102212333223220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102212333223220 is an abundant number, since it is smaller than the sum of its proper divisors (134220220149068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102212333223220 is a wasteful number, since it uses less digits than its factorization.

102212333223220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4510694440 (or 4510694438 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 102212333223220 its reverse (22322333212201), we get a palindrome (124534666435421).

The spelling of 102212333223220 in words is "one hundred two trillion, two hundred twelve billion, three hundred thirty-three million, two hundred twenty-three thousand, two hundred twenty".