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1230131202110 = 25123013120211
BaseRepresentation
bin10001111001101001100…
…010001000100000111110
311100121011221212202210222
4101321221202020200332
5130123302041431420
62341040420501342
7154605540460226
oct21715142104076
94317157782728
101230131202110
11434771aa3218
1217a4a854a852
138c001bc9795
1443778167086
1521eea0ce225
hex11e6988883e

1230131202110 has 8 divisors (see below), whose sum is σ = 2214236163816. Its totient is φ = 492052480840.

The previous prime is 1230131202103. The next prime is 1230131202119. The reversal of 1230131202110 is 112021310321.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230131202119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61506560096 + ... + 61506560115.

It is an arithmetic number, because the mean of its divisors is an integer number (276779520477).

Almost surely, 21230131202110 is an apocalyptic number.

1230131202110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1230131202110 is a deficient number, since it is larger than the sum of its proper divisors (984104961706).

1230131202110 is a wasteful number, since it uses less digits than its factorization.

1230131202110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123013120218.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1230131202110 its reverse (112021310321), we get a palindrome (1342152512431).

The spelling of 1230131202110 in words is "one trillion, two hundred thirty billion, one hundred thirty-one million, two hundred two thousand, one hundred ten".

Divisors: 1 2 5 10 123013120211 246026240422 615065601055 1230131202110