201622200542 has 32 divisors (see below), whose sum is σ = 347080350720. Its totient is φ = 86049643680.

The previous prime is 201622200541. The next prime is 201622200551. The reversal of 201622200542 is 245002226102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201622200541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3478523 + ... + 3536009.

It is an arithmetic number, because the mean of its divisors is an integer number (10846260960).

Almost surely, 2^201622200542 is an apocalyptic number.

201622200542 is a deficient number, since it is larger than the sum of its proper divisors (145458150178).

201622200542 is a wasteful number, since it uses less digits than its factorization.

201622200542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58536.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 201622200542 its reverse (245002226102), we get a palindrome (446624426644).

The spelling of 201622200542 in words is "two hundred one billion, six hundred twenty-two million, two hundred thousand, five hundred forty-two".