10900148921 has 2 divisors, whose sum is σ = 10900148922. Its totient is φ = 10900148920.

The previous prime is 10900148899. The next prime is 10900148923. The reversal of 10900148921 is 12984100901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10183837225 + 716311696 = 100915^2 + 26764^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10900148921 is a prime.

Together with 10900148923, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10900148923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5450074460 + 5450074461.

It is an arithmetic number, because the mean of its divisors is an integer number (5450074461).

Almost surely, 2^10900148921 is an apocalyptic number.

It is an amenable number.

10900148921 is a deficient number, since it is larger than the sum of its proper divisors (1).

10900148921 is an equidigital number, since it uses as much as digits as its factorization.

10900148921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 35.

The spelling of 10900148921 in words is "ten billion, nine hundred million, one hundred forty-eight thousand, nine hundred twenty-one".