1202021330 has 16 divisors (see below), whose sum is σ = 2184646464. Its totient is φ = 476140080.

The previous prime is 1202021323. The next prime is 1202021333. The reversal of 1202021330 is 331202021.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1202021333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 582476 + ... + 584535.

It is an arithmetic number, because the mean of its divisors is an integer number (136540404).

Almost surely, 2^1202021330 is an apocalyptic number.

1202021330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1202021330 is a deficient number, since it is larger than the sum of its proper divisors (982625134).

1202021330 is a wasteful number, since it uses less digits than its factorization.

1202021330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1167121.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1202021330 is about 34670.1792611460. The cubic root of 1202021330 is about 1063.2548966054.

Adding to 1202021330 its reverse (331202021), we get a palindrome (1533223351).

The spelling of 1202021330 in words is "one billion, two hundred two million, twenty-one thousand, three hundred thirty".