1201311222330 has 32 divisors (see below), whose sum is σ = 3008501149824. Its totient is φ = 306421413056.

The previous prime is 1201311222317. The next prime is 1201311222343. The reversal of 1201311222330 is 332221131021.

It is an interprime number because it is at equal distance from previous prime (1201311222317) and next prime (1201311222343).

It is a junction number, because it is equal to n+sod(n) for n = 1201311222297 and 1201311222306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 870514689 + ... + 870516068.

It is an arithmetic number, because the mean of its divisors is an integer number (94015660932).

Almost surely, 2^{1201311222330} is an apocalyptic number.

1201311222330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201311222330 is an abundant number, since it is smaller than the sum of its proper divisors (1807189927494).

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

1201311222330 is a wasteful number, since it uses less digits than its factorization.

1201311222330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1741030790.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1201311222330 its reverse (332221131021), we get a palindrome (1533532353351).

The spelling of 1201311222330 in words is "one trillion, two hundred one billion, three hundred eleven million, two hundred twenty-two thousand, three hundred thirty".