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1030203311131 = 6175122488121
BaseRepresentation
bin11101111110111001110…
…01110000010000011011
310122111010122021121022001
432333130321300100123
5113334324021424011
62105134024141431
7134300253442501
oct16773471602033
93574118247261
101030203311131
113679a7a03655
121477b1007877
13761bc807087
1437c0d896671
151bbe81507c1
hexefdce7041b

1030203311131 has 8 divisors (see below), whose sum is σ = 1048486200128. Its totient is φ = 1011965400000.

The previous prime is 1030203311117. The next prime is 1030203311147. The reversal of 1030203311131 is 1311133020301.

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 1030203311131 - 237 = 892764357659 is a prime.

It is a super-2 number, since 2×10302033111312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1030203311099 and 1030203311108.

It is not an unprimeable number, because it can be changed into a prime (1030203311191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11198250 + ... + 11289871.

It is an arithmetic number, because the mean of its divisors is an integer number (131060775016).

Almost surely, 21030203311131 is an apocalyptic number.

1030203311131 is a deficient number, since it is larger than the sum of its proper divisors (18282888997).

1030203311131 is an equidigital number, since it uses as much as digits as its factorization.

1030203311131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22488933.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1030203311131 its reverse (1311133020301), we get a palindrome (2341336331432).

The spelling of 1030203311131 in words is "one trillion, thirty billion, two hundred three million, three hundred eleven thousand, one hundred thirty-one".

Divisors: 1 61 751 45811 22488121 1371775381 16888578871 1030203311131