201272155103 has 2 divisors, whose sum is σ = 201272155104. Its totient is φ = 201272155102.

The previous prime is 201272155069. The next prime is 201272155127. The reversal of 201272155103 is 301551272102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201272155103 - 2⁶ = 201272155039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201272115103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100636077551 + 100636077552.

It is an arithmetic number, because the mean of its divisors is an integer number (100636077552).

Almost surely, 2^201272155103 is an apocalyptic number.

201272155103 is a deficient number, since it is larger than the sum of its proper divisors (1).

201272155103 is an equidigital number, since it uses as much as digits as its factorization.

201272155103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 29.

The spelling of 201272155103 in words is "two hundred one billion, two hundred seventy-two million, one hundred fifty-five thousand, one hundred three".