145203214213331 has 8 divisors (see below), whose sum is σ = 147166798617600. Its totient is φ = 143242769035080.

The previous prime is 145203214213313. The next prime is 145203214213367. The reversal of 145203214213331 is 133312412302541.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 145203214213331 - 2³⁸ = 144928336306387 is a prime.

It is a super-2 number, since 2×145203214213331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 145203214213291 and 145203214213300.

It is not an unprimeable number, because it can be changed into a prime (145203214213531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 784713371 + ... + 784898388.

It is an arithmetic number, because the mean of its divisors is an integer number (18395849827200).

Almost surely, 2^{145203214213331} is an apocalyptic number.

145203214213331 is a deficient number, since it is larger than the sum of its proper divisors (1963584404269).

145203214213331 is a wasteful number, since it uses less digits than its factorization.

145203214213331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1569613009.

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 145203214213331 its reverse (133312412302541), we get a palindrome (278515626515872).

The spelling of 145203214213331 in words is "one hundred forty-five trillion, two hundred three billion, two hundred fourteen million, two hundred thirteen thousand, three hundred thirty-one".