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10102030331 = 211351713613
BaseRepresentation
bin10010110100010000…
…01011111111111011
3222002000202022102112
421122020023333323
5131142104432311
64350225322535
7505223561321
oct113210137773
928060668375
1010102030331
1143143729a8
121b5b19644b
13c4cb92153
146bb921d11
153e1d1428b
hex25a20bffb

10102030331 has 8 divisors (see below), whose sum is σ = 10153539024. Its totient is φ = 10050556320.

The previous prime is 10102030297. The next prime is 10102030349. The reversal of 10102030331 is 13303020101.

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 10102030331 - 226 = 10034921467 is a prime.

It is a super-2 number, since 2×101020303312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10102030361) 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, 735281 + ... + 748893.

It is an arithmetic number, because the mean of its divisors is an integer number (1269192378).

Almost surely, 210102030331 is an apocalyptic number.

10102030331 is a deficient number, since it is larger than the sum of its proper divisors (51508693).

10102030331 is a wasteful number, since it uses less digits than its factorization.

10102030331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17341.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 10102030331 its reverse (13303020101), we get a palindrome (23405050432).

The spelling of 10102030331 in words is "ten billion, one hundred two million, thirty thousand, three hundred thirty-one".

Divisors: 1 211 3517 13613 742087 2872343 47876921 10102030331