1201100103391 has 8 divisors (see below), whose sum is σ = 1201612455200. Its totient is φ = 1200587844960.

The previous prime is 1201100103373. The next prime is 1201100103443. The reversal of 1201100103391 is 1933010011021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1201100103391 - 2²⁵ = 1201066548959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201100103341) 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, 37824781 + ... + 37856521.

It is an arithmetic number, because the mean of its divisors is an integer number (150201556900).

Almost surely, 2^{1201100103391} is an apocalyptic number.

1201100103391 is a deficient number, since it is larger than the sum of its proper divisors (512351809).

1201100103391 is a wasteful number, since it uses less digits than its factorization.

1201100103391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46689.

The product of its (nonzero) digits is 162, while the sum is 22.

The spelling of 1201100103391 in words is "one trillion, two hundred one billion, one hundred million, one hundred three thousand, three hundred ninety-one".