1241022120 has 64 divisors (see below), whose sum is σ = 4009461120. Its totient is φ = 305481984.

The previous prime is 1241022091. The next prime is 1241022149. The reversal of 1241022120 is 212201421.

It is an interprime number because it is at equal distance from previous prime (1241022091) and next prime (1241022149).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1241022120.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 396204 + ... + 399323.

It is an arithmetic number, because the mean of its divisors is an integer number (62647830).

Almost surely, 2^1241022120 is an apocalyptic number.

1241022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1241022120 is an abundant number, since it is smaller than the sum of its proper divisors (2768439000).

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

1241022120 is a wasteful number, since it uses less digits than its factorization.

1241022120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795554 (or 795550 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1241022120 is about 35228.1438625426. The cubic root of 1241022120 is about 1074.6321784693.

Adding to 1241022120 its reverse (212201421), we get a palindrome (1453223541).

The spelling of 1241022120 in words is "one billion, two hundred forty-one million, twenty-two thousand, one hundred twenty".