102220221021011 has 16 divisors (see below), whose sum is σ = 102650756886144. Its totient is φ = 101790517331904.

The previous prime is 102220221020927. The next prime is 102220221021043. The reversal of 102220221021011 is 110120122022201.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102220221021011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102220221021511) 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, 1508462216 + ... + 1508529978.

It is an arithmetic number, because the mean of its divisors is an integer number (6415672305384).

Almost surely, 2^{102220221021011} is an apocalyptic number.

102220221021011 is a deficient number, since it is larger than the sum of its proper divisors (430535865133).

102220221021011 is an equidigital number, since it uses as much as digits as its factorization.

102220221021011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73810.

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

Adding to 102220221021011 its reverse (110120122022201), we get a palindrome (212340343043212).

The spelling of 102220221021011 in words is "one hundred two trillion, two hundred twenty billion, two hundred twenty-one million, twenty-one thousand, eleven".