122221051043 has 64 divisors (see below), whose sum is σ = 166423756800. Its totient is φ = 86995244160.

The previous prime is 122221051031. The next prime is 122221051063. The reversal of 122221051043 is 340150122221.

It is not a de Polignac number, because 122221051043 - 2¹⁰ = 122221050019 is a prime.

It is a super-2 number, since 2×122221051043² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (122221051063) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5516558 + ... + 5538668.

It is an arithmetic number, because the mean of its divisors is an integer number (2600371200).

Almost surely, 2^122221051043 is an apocalyptic number.

122221051043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

122221051043 is a deficient number, since it is larger than the sum of its proper divisors (44202705757).

122221051043 is a wasteful number, since it uses less digits than its factorization.

122221051043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22312.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 122221051043 its reverse (340150122221), we get a palindrome (462371173264).

The spelling of 122221051043 in words is "one hundred twenty-two billion, two hundred twenty-one million, fifty-one thousand, forty-three".