1052221434101 has 16 divisors (see below), whose sum is σ = 1118701679040. Its totient is φ = 986853571200.

The previous prime is 1052221434059. The next prime is 1052221434149. The reversal of 1052221434101 is 1014341222501.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1052221434101 - 2¹⁸ = 1052221171957 is a prime.

It is a super-2 number, since 2×1052221434101² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052221434181) 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, 18841646 + ... + 18897408.

It is an arithmetic number, because the mean of its divisors is an integer number (69918854940).

Almost surely, 2^{1052221434101} is an apocalyptic number.

It is an amenable number.

1052221434101 is a deficient number, since it is larger than the sum of its proper divisors (66480244939).

1052221434101 is a wasteful number, since it uses less digits than its factorization.

1052221434101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65716.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 1052221434101 its reverse (1014341222501), we get a palindrome (2066562656602).

The spelling of 1052221434101 in words is "one trillion, fifty-two billion, two hundred twenty-one million, four hundred thirty-four thousand, one hundred one".