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120331000231 = 1360911519657
BaseRepresentation
bin111000000010001001…
…0010101100110100111
3102111121002000011110021
41300010102111212213
53432414214001411
6131140154540011
711456625424441
oct1600422254647
9374532004407
10120331000231
1147039792532
121b3a2737607
13b46894a4b0
145b772a9491
1531e4089a71
hex1c044959a7

120331000231 has 8 divisors (see below), whose sum is σ = 129608591504. Its totient is φ = 111056460480.

The previous prime is 120331000219. The next prime is 120331000249. The reversal of 120331000231 is 132000133021.

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 120331000231 - 235 = 85971261863 is a prime.

It is a super-2 number, since 2×1203310002312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120331000631) 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, 680646 + ... + 839011.

It is an arithmetic number, because the mean of its divisors is an integer number (16201073938).

Almost surely, 2120331000231 is an apocalyptic number.

120331000231 is a deficient number, since it is larger than the sum of its proper divisors (9277591273).

120331000231 is a wasteful number, since it uses less digits than its factorization.

120331000231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1525761.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 120331000231 its reverse (132000133021), we get a palindrome (252331133252).

The spelling of 120331000231 in words is "one hundred twenty billion, three hundred thirty-one million, two hundred thirty-one", and thus it is an aban number.

Divisors: 1 13 6091 79183 1519657 19755541 9256230787 120331000231