121004262 has 36 divisors (see below), whose sum is σ = 265199220. Its totient is φ = 39874800.

The previous prime is 121004251. The next prime is 121004263. The reversal of 121004262 is 262400121.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121004263) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 183289 + ... + 183947.

It is an arithmetic number, because the mean of its divisors is an integer number (7366645).

Almost surely, 2^121004262 is an apocalyptic number.

121004262 is an abundant number, since it is smaller than the sum of its proper divisors (144194958).

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

121004262 is a wasteful number, since it uses less digits than its factorization.

121004262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869 (or 765 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 121004262 is about 11000.1937255668. The cubic root of 121004262 is about 494.6145514811.

Adding to 121004262 its reverse (262400121), we get a palindrome (383404383).

The spelling of 121004262 in words is "one hundred twenty-one million, four thousand, two hundred sixty-two".