10121000233278 has 64 divisors (see below), whose sum is σ = 22145584654080. Its totient is φ = 3058169664000.

The previous prime is 10121000233277. The next prime is 10121000233319. The reversal of 10121000233278 is 87233200012101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121000233277) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71572828 + ... + 71714096.

It is an arithmetic number, because the mean of its divisors is an integer number (346024760220).

Almost surely, 2^{10121000233278} is an apocalyptic number.

10121000233278 is an abundant number, since it is smaller than the sum of its proper divisors (12024584420802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10121000233278 is a wasteful number, since it uses less digits than its factorization.

10121000233278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144393.

The product of its (nonzero) digits is 4032, while the sum is 30.

Adding to 10121000233278 its reverse (87233200012101), we get a palindrome (97354200245379).

The spelling of 10121000233278 in words is "ten trillion, one hundred twenty-one billion, two hundred thirty-three thousand, two hundred seventy-eight".