20012000101267 has 2 divisors, whose sum is σ = 20012000101268. Its totient is φ = 20012000101266.

The previous prime is 20012000101241. The next prime is 20012000101271. The reversal of 20012000101267 is 76210100021002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20012000101267 - 2¹⁵ = 20012000068499 is a prime.

It is a super-2 number, since 2×20012000101267² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20012000101207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10006000050633 + 10006000050634.

It is an arithmetic number, because the mean of its divisors is an integer number (10006000050634).

Almost surely, 2^{20012000101267} is an apocalyptic number.

20012000101267 is a deficient number, since it is larger than the sum of its proper divisors (1).

20012000101267 is an equidigital number, since it uses as much as digits as its factorization.

20012000101267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 20012000101267 its reverse (76210100021002), we get a palindrome (96222100122269).

The spelling of 20012000101267 in words is "twenty trillion, twelve billion, one hundred one thousand, two hundred sixty-seven".