102001210222211 has 4 divisors (see below), whose sum is σ = 102513779118000. Its totient is φ = 101488641326424.

The previous prime is 102001210222181. The next prime is 102001210222259. The reversal of 102001210222211 is 112222012100201.

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

It is a cyclic number.

It is not a de Polignac number, because 102001210222211 - 2³⁴ = 101984030353027 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102001210222211.

It is not an unprimeable number, because it can be changed into a prime (102001210222291) 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, 256284447596 + ... + 256284447993.

It is an arithmetic number, because the mean of its divisors is an integer number (25628444779500).

Almost surely, 2^{102001210222211} is an apocalyptic number.

102001210222211 is a deficient number, since it is larger than the sum of its proper divisors (512568895789).

102001210222211 is an equidigital number, since it uses as much as digits as its factorization.

102001210222211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512568895788.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 102001210222211 its reverse (112222012100201), we get a palindrome (214223222322412).

The spelling of 102001210222211 in words is "one hundred two trillion, one billion, two hundred ten million, two hundred twenty-two thousand, two hundred eleven".