22001012201087 has 2 divisors, whose sum is σ = 22001012201088. Its totient is φ = 22001012201086.

The previous prime is 22001012201059. The next prime is 22001012201131. The reversal of 22001012201087 is 78010221010022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22001012201087 - 2²⁰ = 22001011152511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22001012201027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000506100543 + 11000506100544.

It is an arithmetic number, because the mean of its divisors is an integer number (11000506100544).

Almost surely, 2^{22001012201087} is an apocalyptic number.

22001012201087 is a deficient number, since it is larger than the sum of its proper divisors (1).

22001012201087 is an equidigital number, since it uses as much as digits as its factorization.

22001012201087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 26.

The spelling of 22001012201087 in words is "twenty-two trillion, one billion, twelve million, two hundred one thousand, eighty-seven".