102011002201220 has 144 divisors (see below), whose sum is σ = 259086413884032. Its totient is φ = 33612860413440.

The previous prime is 102011002201201. The next prime is 102011002201223. The reversal of 102011002201220 is 22102200110201.

102011002201220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 102011002201195 and 102011002201204.

It is not an unprimeable number, because it can be changed into a prime (102011002201223) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16254584 + ... + 21638703.

It is an arithmetic number, because the mean of its divisors is an integer number (1799211207528).

Almost surely, 2^{102011002201220} is an apocalyptic number.

102011002201220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102011002201220 is an abundant number, since it is smaller than the sum of its proper divisors (157075411682812).

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

102011002201220 is a wasteful number, since it uses less digits than its factorization.

102011002201220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37893418 (or 37893409 counting only the distinct ones).

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

Adding to 102011002201220 its reverse (22102200110201), we get a palindrome (124113202311421).

The spelling of 102011002201220 in words is "one hundred two trillion, eleven billion, two million, two hundred one thousand, two hundred twenty".