102000221102002 has 4 divisors (see below), whose sum is σ = 153000331653006. Its totient is φ = 51000110551000.

The previous prime is 102000221101997. The next prime is 102000221102023. The reversal of 102000221102002 is 200201122000201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 88577442810481 + 13422778291521 = 9411559^2 + 3663711^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25500055275499 + ... + 25500055275502.

Almost surely, 2^{102000221102002} is an apocalyptic number.

102000221102002 is a deficient number, since it is larger than the sum of its proper divisors (51000110551004).

102000221102002 is an equidigital number, since it uses as much as digits as its factorization.

102000221102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51000110551003.

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

Adding to 102000221102002 its reverse (200201122000201), we get a palindrome (302201343102203).

The spelling of 102000221102002 in words is "one hundred two trillion, two hundred twenty-one million, one hundred two thousand, two".