1201028011322 has 16 divisors (see below), whose sum is σ = 1835568462240. Its totient is φ = 589172290512.

The previous prime is 1201028011283. The next prime is 1201028011357. The reversal of 1201028011322 is 2231108201021.

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, 9304073 + ... + 9432275.

It is an arithmetic number, because the mean of its divisors is an integer number (114723028890).

Almost surely, 2^{1201028011322} is an apocalyptic number.

1201028011322 is a deficient number, since it is larger than the sum of its proper divisors (634540450918).

1201028011322 is a wasteful number, since it uses less digits than its factorization.

1201028011322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216637.

The product of its (nonzero) digits is 384, while the sum is 23.

The spelling of 1201028011322 in words is "one trillion, two hundred one billion, twenty-eight million, eleven thousand, three hundred twenty-two".