1040120030 has 16 divisors (see below), whose sum is σ = 1953617184. Its totient is φ = 397958880.

The previous prime is 1040120023. The next prime is 1040120057. The reversal of 1040120030 is 300210401.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1040119993 and 1040120020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2260901 + ... + 2261360.

It is an arithmetic number, because the mean of its divisors is an integer number (122101074).

Almost surely, 2^1040120030 is an apocalyptic number.

1040120030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1040120030 is a deficient number, since it is larger than the sum of its proper divisors (913497154).

1040120030 is a wasteful number, since it uses less digits than its factorization.

1040120030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4522291.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1040120030 is about 32250.8919256507. The cubic root of 1040120030 is about 1013.1983797321.

Adding to 1040120030 its reverse (300210401), we get a palindrome (1340330431).

The spelling of 1040120030 in words is "one billion, forty million, one hundred twenty thousand, thirty".