102201221001022 has 128 divisors (see below), whose sum is σ = 191193309014400. Its totient is φ = 40322060083200.

The previous prime is 102201221001013. The next prime is 102201221001031. The reversal of 102201221001022 is 220100122102201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (102201221001013) and next prime (102201221001031).

It is a junction number, because it is equal to n+sod(n) for n = 102201221000987 and 102201221001005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 193226628 + ... + 193754824.

It is an arithmetic number, because the mean of its divisors is an integer number (1493697726675).

Almost surely, 2^{102201221001022} is an apocalyptic number.

102201221001022 is a deficient number, since it is larger than the sum of its proper divisors (88992088013378).

102201221001022 is a wasteful number, since it uses less digits than its factorization.

102201221001022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528862.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102201221001022 its reverse (220100122102201), we get a palindrome (322301343103223).

The spelling of 102201221001022 in words is "one hundred two trillion, two hundred one billion, two hundred twenty-one million, one thousand, twenty-two".