141550221 has 8 divisors (see below), whose sum is σ = 189436320. Its totient is φ = 94015472.

The previous prime is 141550219. The next prime is 141550223. The reversal of 141550221 is 122055141.

It is an interprime number because it is at equal distance from previous prime (141550219) and next prime (141550223).

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 141550221 - 2¹ = 141550219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141550223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86895 + ... + 88508.

It is an arithmetic number, because the mean of its divisors is an integer number (23679540).

Almost surely, 2^141550221 is an apocalyptic number.

It is an amenable number.

141550221 is a deficient number, since it is larger than the sum of its proper divisors (47886099).

141550221 is a wasteful number, since it uses less digits than its factorization.

141550221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175675.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 141550221 is about 11897.4880121814. The cubic root of 141550221 is about 521.1589301990.

The spelling of 141550221 in words is "one hundred forty-one million, five hundred fifty thousand, two hundred twenty-one".