201214224442 has 16 divisors (see below), whose sum is σ = 376296731712. Its totient is φ = 78395152320.

The previous prime is 201214224439. The next prime is 201214224461. The reversal of 201214224442 is 244422412102.

It is a happy number.

It is a super-2 number, since 2×201214224442² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 201214224442.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 653292783 + ... + 653293090.

It is an arithmetic number, because the mean of its divisors is an integer number (23518545732).

Almost surely, 2^201214224442 is an apocalyptic number.

201214224442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201214224442 is a deficient number, since it is larger than the sum of its proper divisors (175082507270).

201214224442 is a wasteful number, since it uses less digits than its factorization.

201214224442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306585893.

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 201214224442 its reverse (244422412102), we get a palindrome (445636636544).

The spelling of 201214224442 in words is "two hundred one billion, two hundred fourteen million, two hundred twenty-four thousand, four hundred forty-two".