10202201121863 has 2 divisors, whose sum is σ = 10202201121864. Its totient is φ = 10202201121862.

The previous prime is 10202201121793. The next prime is 10202201122063. The reversal of 10202201121863 is 36812110220201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10202201121863 - 2¹⁴ = 10202201105479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10202201121263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101100560931 + 5101100560932.

It is an arithmetic number, because the mean of its divisors is an integer number (5101100560932).

Almost surely, 2^{10202201121863} is an apocalyptic number.

10202201121863 is a deficient number, since it is larger than the sum of its proper divisors (1).

10202201121863 is an equidigital number, since it uses as much as digits as its factorization.

10202201121863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 29.

The spelling of 10202201121863 in words is "ten trillion, two hundred two billion, two hundred one million, one hundred twenty-one thousand, eight hundred sixty-three".