102220111220000 has 240 divisors, whose sum is σ = 252715629862080. Its totient is φ = 40686812544000.

The previous prime is 102220111219981. The next prime is 102220111220021. The reversal of 102220111220000 is 22111022201.

It is a super-2 number, since 2×102220111220000² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 11063975381 + ... + 11063984619.

It is an arithmetic number, because the mean of its divisors is an integer number (1052981791092).

Almost surely, 2^{102220111220000} is an apocalyptic number.

102220111220000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102220111220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126357814931040).

102220111220000 is an abundant number, since it is smaller than the sum of its proper divisors (150495518642080).

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

102220111220000 is an equidigital number, since it uses as much as digits as its factorization.

102220111220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11933 (or 11910 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102220111220000 its reverse (22111022201), we get a palindrome (102242222242201).

The spelling of 102220111220000 in words is "one hundred two trillion, two hundred twenty billion, one hundred eleven million, two hundred twenty thousand".