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2311204202401 = 31131569121941
BaseRepresentation
bin100001101000011110100…
…000010110011110100001
322011221121210110022222111
4201220132200112132201
5300331321233434101
64525430315035321
7325656536402503
oct41503640263641
98157553408874
102311204202401
118111a3579196
12313b1573bb41
13139c3a6b6633
147dc11a59d73
15401be115251
hex21a1e8167a1

2311204202401 has 8 divisors (see below), whose sum is σ = 2403971083008. Its totient is φ = 2219575566000.

The previous prime is 2311204202311. The next prime is 2311204202423. The reversal of 2311204202401 is 1042024021132.

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 2311204202401 - 217 = 2311204071329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2311204202701) 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, 284556910 + ... + 284565031.

It is an arithmetic number, because the mean of its divisors is an integer number (300496385376).

Almost surely, 22311204202401 is an apocalyptic number.

It is an amenable number.

2311204202401 is a deficient number, since it is larger than the sum of its proper divisors (92766880607).

2311204202401 is a wasteful number, since it uses less digits than its factorization.

2311204202401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569122103.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 2311204202401 its reverse (1042024021132), we get a palindrome (3353228223533).

The spelling of 2311204202401 in words is "two trillion, three hundred eleven billion, two hundred four million, two hundred two thousand, four hundred one".

Divisors: 1 31 131 4061 569121941 17642780171 74554974271 2311204202401