20212541467 has 2 divisors, whose sum is σ = 20212541468. Its totient is φ = 20212541466.

The previous prime is 20212541407. The next prime is 20212541507. The reversal of 20212541467 is 76414521202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20212541467 is a prime.

It is not a weakly prime, because it can be changed into another prime (20212541407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106270733 + 10106270734.

It is an arithmetic number, because the mean of its divisors is an integer number (10106270734).

Almost surely, 2^20212541467 is an apocalyptic number.

20212541467 is a deficient number, since it is larger than the sum of its proper divisors (1).

20212541467 is an equidigital number, since it uses as much as digits as its factorization.

20212541467 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 34.

The spelling of 20212541467 in words is "twenty billion, two hundred twelve million, five hundred forty-one thousand, four hundred sixty-seven".