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BaseRepresentation
bin111100010100100…
…101101100010111
32121112022110111011
4330110211230113
54033034431411
6244231153051
734036054312
oct7424455427
92545273434
101012030231
1147a2a0323
12242b15787
1313188cb74
149859d979
155dcaac21
hex3c525b17

1012030231 has 8 divisors (see below), whose sum is σ = 1065710000. Its totient is φ = 958392000.

The previous prime is 1012030223. The next prime is 1012030297. The reversal of 1012030231 is 1320302101.

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 1012030231 - 23 = 1012030223 is a prime.

It is a super-2 number, since 2×10120302312 = 2048410376915826722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012037231) 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, 48145 + ... + 65893.

It is an arithmetic number, because the mean of its divisors is an integer number (133213750).

Almost surely, 21012030231 is an apocalyptic number.

1012030231 is a deficient number, since it is larger than the sum of its proper divisors (53679769).

1012030231 is a wasteful number, since it uses less digits than its factorization.

1012030231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20769.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1012030231 is about 31812.4225892968. The cubic root of 1012030231 is about 1003.9941029029.

Adding to 1012030231 its reverse (1320302101), we get a palindrome (2332332332).

The spelling of 1012030231 in words is "one billion, twelve million, thirty thousand, two hundred thirty-one".