2311332120030 has 16 divisors (see below), whose sum is σ = 5547197088144. Its totient is φ = 616355232000.

The previous prime is 2311332120011. The next prime is 2311332120131. The reversal of 2311332120030 is 300212331132.

It is a junction number, because it is equal to n+sod(n) for n = 2311332119979 and 2311332120006.

It is a congruent 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, 38522201971 + ... + 38522202030.

It is an arithmetic number, because the mean of its divisors is an integer number (346699818009).

Almost surely, 2^{2311332120030} is an apocalyptic number.

2311332120030 is an abundant number, since it is smaller than the sum of its proper divisors (3235864968114).

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

2311332120030 is a wasteful number, since it uses less digits than its factorization.

2311332120030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77044404011.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 2311332120030 its reverse (300212331132), we get a palindrome (2611544451162).

The spelling of 2311332120030 in words is "two trillion, three hundred eleven billion, three hundred thirty-two million, one hundred twenty thousand, thirty".