201505052342 has 32 divisors (see below), whose sum is σ = 333241612704. Its totient is φ = 90624441600.

The previous prime is 201505052327. The next prime is 201505052351. The reversal of 201505052342 is 243250505102.

It is a super-2 number, since 2×201505052342² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 656018 + ... + 912890.

It is an arithmetic number, because the mean of its divisors is an integer number (10413800397).

Almost surely, 2^201505052342 is an apocalyptic number.

201505052342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201505052342 is a deficient number, since it is larger than the sum of its proper divisors (131736560362).

201505052342 is a wasteful number, since it uses less digits than its factorization.

201505052342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257264.

The product of its (nonzero) digits is 12000, while the sum is 29.

Adding to 201505052342 its reverse (243250505102), we get a palindrome (444755557444).

The spelling of 201505052342 in words is "two hundred one billion, five hundred five million, fifty-two thousand, three hundred forty-two".