211000202051 has 2 divisors, whose sum is σ = 211000202052. Its totient is φ = 211000202050.

The previous prime is 211000201961. The next prime is 211000202089. The reversal of 211000202051 is 150202000112.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211000202051 is a prime.

It is not a weakly prime, because it can be changed into another prime (211000202351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105500101025 + 105500101026.

It is an arithmetic number, because the mean of its divisors is an integer number (105500101026).

Almost surely, 2^211000202051 is an apocalyptic number.

211000202051 is a deficient number, since it is larger than the sum of its proper divisors (1).

211000202051 is an equidigital number, since it uses as much as digits as its factorization.

211000202051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40, while the sum is 14.

Adding to 211000202051 its reverse (150202000112), we get a palindrome (361202202163).

The spelling of 211000202051 in words is "two hundred eleven billion, two hundred two thousand, fifty-one".