20221000141 has 2 divisors, whose sum is σ = 20221000142. Its totient is φ = 20221000140.

The previous prime is 20221000109. The next prime is 20221000153. The reversal of 20221000141 is 14100012202.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15984292041 + 4236708100 = 126429^2 + 65090^2 .

It is a cyclic number.

It is not a de Polignac number, because 20221000141 - 2⁵ = 20221000109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20221000171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110500070 + 10110500071.

It is an arithmetic number, because the mean of its divisors is an integer number (10110500071).

Almost surely, 2^20221000141 is an apocalyptic number.

It is an amenable number.

20221000141 is a deficient number, since it is larger than the sum of its proper divisors (1).

20221000141 is an equidigital number, since it uses as much as digits as its factorization.

20221000141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20221000141 its reverse (14100012202), we get a palindrome (34321012343).

The spelling of 20221000141 in words is "twenty billion, two hundred twenty-one million, one hundred forty-one", and thus it is an aban number.