201425146211 has 4 divisors (see below), whose sum is σ = 204839131800. Its totient is φ = 198011160624.

The previous prime is 201425146207. The next prime is 201425146217. The reversal of 201425146211 is 112641524102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201425146211 - 2² = 201425146207 is a prime.

It is a super-2 number, since 2×201425146211² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201425146217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1706992706 + ... + 1706992823.

It is an arithmetic number, because the mean of its divisors is an integer number (51209782950).

Almost surely, 2^201425146211 is an apocalyptic number.

201425146211 is a deficient number, since it is larger than the sum of its proper divisors (3413985589).

201425146211 is an equidigital number, since it uses as much as digits as its factorization.

201425146211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3413985588.

The product of its (nonzero) digits is 3840, while the sum is 29.

The spelling of 201425146211 in words is "two hundred one billion, four hundred twenty-five million, one hundred forty-six thousand, two hundred eleven".