102021211212202 has 8 divisors (see below), whose sum is σ = 153523880538912. Its totient is φ = 50846584365900.

The previous prime is 102021211212163. The next prime is 102021211212203. The reversal of 102021211212202 is 202212112120201.

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

It is a self number, because there is not a number n which added to its sum of digits gives 102021211212202.

It is not an unprimeable number, because it can be changed into a prime (102021211212203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82010619324 + ... + 82010620567.

It is an arithmetic number, because the mean of its divisors is an integer number (19190485067364).

Almost surely, 2^{102021211212202} is an apocalyptic number.

102021211212202 is a deficient number, since it is larger than the sum of its proper divisors (51502669326710).

102021211212202 is a wasteful number, since it uses less digits than its factorization.

102021211212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164021240204.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 102021211212202 its reverse (202212112120201), we get a palindrome (304233323332403).

The spelling of 102021211212202 in words is "one hundred two trillion, twenty-one billion, two hundred eleven million, two hundred twelve thousand, two hundred two".