220000121302 has 32 divisors (see below), whose sum is σ = 376324449984. Its totient is φ = 95556864000.

The previous prime is 220000121281. The next prime is 220000121329. The reversal of 220000121302 is 203121000022.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7800927 + ... + 7829077.

It is an arithmetic number, because the mean of its divisors is an integer number (11760139062).

Almost surely, 2^220000121302 is an apocalyptic number.

220000121302 is a deficient number, since it is larger than the sum of its proper divisors (156324328682).

220000121302 is a wasteful number, since it uses less digits than its factorization.

220000121302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45864.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 220000121302 its reverse (203121000022), we get a palindrome (423121121324).

The spelling of 220000121302 in words is "two hundred twenty billion, one hundred twenty-one thousand, three hundred two".