121062006 has 64 divisors (see below), whose sum is σ = 299120640. Its totient is φ = 36041760.

The previous prime is 121061987. The next prime is 121062043. The reversal of 121062006 is 600260121.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 121062006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18981 + ... + 24543.

It is an arithmetic number, because the mean of its divisors is an integer number (4673760).

Almost surely, 2^121062006 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121062006, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149560320).

121062006 is an abundant number, since it is smaller than the sum of its proper divisors (178058634).

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

121062006 is a wasteful number, since it uses less digits than its factorization.

121062006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5618 (or 5612 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 121062006 is about 11002.8180935613. The cubic root of 121062006 is about 494.6932167012.

The spelling of 121062006 in words is "one hundred twenty-one million, sixty-two thousand, six".