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1030122211431 = 31863718424321
BaseRepresentation
bin11101111110110000001…
…00011000100001100111
310122110220222200022102110
432333120010120201213
5113334142241231211
62105122010012103
7134265250216305
oct16773004304147
93573828608373
101030122211431
11367966151205
12147789a17033
13761a8a802a1
1437c02bc5275
151bbe0e80ea6
hexefd8118867

1030122211431 has 8 divisors (see below), whose sum is σ = 1373570053744. Its totient is φ = 686711255040.

The previous prime is 1030122211427. The next prime is 1030122211439. The reversal of 1030122211431 is 1341122210301.

1030122211431 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 1030122211431 - 22 = 1030122211427 is a prime.

It is a super-2 number, since 2×10301222114312 (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 = 1030122211398 and 1030122211407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030122211439) 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, 9156250 + ... + 9268071.

It is an arithmetic number, because the mean of its divisors is an integer number (171696256718).

Almost surely, 21030122211431 is an apocalyptic number.

1030122211431 is a deficient number, since it is larger than the sum of its proper divisors (343447842313).

1030122211431 is a wasteful number, since it uses less digits than its factorization.

1030122211431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18442961.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1030122211431 its reverse (1341122210301), we get a palindrome (2371244421732).

The spelling of 1030122211431 in words is "one trillion, thirty billion, one hundred twenty-two million, two hundred eleven thousand, four hundred thirty-one".

Divisors: 1 3 18637 55911 18424321 55272963 343374070477 1030122211431