145222141322511 has 48 divisors (see below), whose sum is σ = 238826583620352. Its totient is φ = 84171817065600.

The previous prime is 145222141322459. The next prime is 145222141322527. The reversal of 145222141322511 is 115223141222541.

145222141322511 is a `hidden beast` number, since 1 + 4 + 5 + 2 + 2 + 2 + 1 + 4 + 132 + 2 + 511 = 666.

It is not a de Polignac number, because 145222141322511 - 2¹⁰ = 145222141321487 is a prime.

It is a super-2 number, since 2×145222141322511² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145222141322591) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7191496 + ... + 18497618.

It is an arithmetic number, because the mean of its divisors is an integer number (4975553825424).

Almost surely, 2^{145222141322511} is an apocalyptic number.

145222141322511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

145222141322511 is a deficient number, since it is larger than the sum of its proper divisors (93604442297841).

145222141322511 is a wasteful number, since it uses less digits than its factorization.

145222141322511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11311804 (or 11311801 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

The spelling of 145222141322511 in words is "one hundred forty-five trillion, two hundred twenty-two billion, one hundred forty-one million, three hundred twenty-two thousand, five hundred eleven".