148203816862201 has 3 divisors (see below), whose sum is σ = 148203829036101. Its totient is φ = 148203804688302.

The previous prime is 148203816862169. The next prime is 148203816862229. The reversal of 148203816862201 is 102268618302841.

The square root of 148203816862201 is 12173899.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 148203816862201 - 2⁵ = 148203816862169 is a prime.

It is a super-2 number, since 2×148203816862201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148203816866201) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 6086950 + ... + 18260848.

It is an arithmetic number, because the mean of its divisors is an integer number (49401276345367).

Almost surely, 2^{148203816862201} is an apocalyptic number.

148203816862201 is the 12173899-th square number.

148203816862201 is the 6086950-th centered octagonal number.

It is an amenable number.

148203816862201 is a deficient number, since it is larger than the sum of its proper divisors (12173900).

148203816862201 is an frugal number, since it uses more digits than its factorization.

148203816862201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24347798 (or 12173899 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 52.

The spelling of 148203816862201 in words is "one hundred forty-eight trillion, two hundred three billion, eight hundred sixteen million, eight hundred sixty-two thousand, two hundred one".