102220120200010 has 64 divisors (see below), whose sum is σ = 188772189012000. Its totient is φ = 39839506560000.

The previous prime is 102220120200001. The next prime is 102220120200017. The reversal of 102220120200010 is 10002021022201.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 467285717889 + 101752834482121 = 683583^2 + 10087261^2 .

It is not an unprimeable number, because it can be changed into a prime (102220120200017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 288988260 + ... + 289341760.

Almost surely, 2^{102220120200010} is an apocalyptic number.

102220120200010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102220120200010 is a deficient number, since it is larger than the sum of its proper divisors (86552068811990).

102220120200010 is a wasteful number, since it uses less digits than its factorization.

102220120200010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358027.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 102220120200010 its reverse (10002021022201), we get a palindrome (112222141222211).

The spelling of 102220120200010 in words is "one hundred two trillion, two hundred twenty billion, one hundred twenty million, two hundred thousand, ten".