1012121466 has 16 divisors (see below), whose sum is σ = 2043897024. Its totient is φ = 334098144.

The previous prime is 1012121447. The next prime is 1012121501. The reversal of 1012121466 is 6641212101.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 818251 + ... + 819486.

It is an arithmetic number, because the mean of its divisors is an integer number (127743564).

Almost surely, 2^1012121466 is an apocalyptic number.

1012121466 is an abundant number, since it is smaller than the sum of its proper divisors (1031775558).

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

1012121466 is a wasteful number, since it uses less digits than its factorization.

1012121466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1637845.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 1012121466 is about 31813.8565093891. The cubic root of 1012121466 is about 1004.0242721761.

Adding to 1012121466 its reverse (6641212101), we get a palindrome (7653333567).

The spelling of 1012121466 in words is "one billion, twelve million, one hundred twenty-one thousand, four hundred sixty-six".