102220101222002 has 8 divisors (see below), whose sum is σ = 162349572529116. Its totient is φ = 48103577045632.

The previous prime is 102220101221999. The next prime is 102220101222011. The reversal of 102220101222002 is 200222101022201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 96764424545881 + 5455676676121 = 9836891^2 + 2335739^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1503236782643 + ... + 1503236782710.

Almost surely, 2^{102220101222002} is an apocalyptic number.

102220101222002 is a deficient number, since it is larger than the sum of its proper divisors (60129471307114).

102220101222002 is a wasteful number, since it uses less digits than its factorization.

102220101222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3006473565372.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 102220101222002 its reverse (200222101022201), we get a palindrome (302442202244203).

The spelling of 102220101222002 in words is "one hundred two trillion, two hundred twenty billion, one hundred one million, two hundred twenty-two thousand, two".