102122021100002 has 8 divisors (see below), whose sum is σ = 154699695330012. Its totient is φ = 50555455990000.

The previous prime is 102122021099957. The next prime is 102122021100007. The reversal of 102122021100002 is 200001120221201.

It can be written as a sum of positive squares in 2 ways, for example, as 101768934387481 + 353086712521 = 10088059^2 + 594211^2 .

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 102122021100002.

It is not an unprimeable number, because it can be changed into a prime (102122021100007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252777279749 + ... + 252777280152.

Almost surely, 2^{102122021100002} is an apocalyptic number.

102122021100002 is a deficient number, since it is larger than the sum of its proper divisors (52577674230010).

102122021100002 is a wasteful number, since it uses less digits than its factorization.

102122021100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505554560004.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102122021100002 its reverse (200001120221201), we get a palindrome (302123141321203).

The spelling of 102122021100002 in words is "one hundred two trillion, one hundred twenty-two billion, twenty-one million, one hundred thousand, two".