220062352454121 has 4 divisors (see below), whose sum is σ = 293416469938832. Its totient is φ = 146708234969412.

The previous prime is 220062352454107. The next prime is 220062352454149. The reversal of 220062352454121 is 121454253260022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-220062352454121 is a prime.

It is a super-2 number, since 2×220062352454121² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220062352454121.

It is not an unprimeable number, because it can be changed into a prime (220062352854121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36677058742351 + ... + 36677058742356.

It is an arithmetic number, because the mean of its divisors is an integer number (73354117484708).

Almost surely, 2^{220062352454121} is an apocalyptic number.

It is an amenable number.

220062352454121 is a deficient number, since it is larger than the sum of its proper divisors (73354117484711).

220062352454121 is an equidigital number, since it uses as much as digits as its factorization.

220062352454121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73354117484710.

The product of its (nonzero) digits is 230400, while the sum is 39.

The spelling of 220062352454121 in words is "two hundred twenty trillion, sixty-two billion, three hundred fifty-two million, four hundred fifty-four thousand, one hundred twenty-one".