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1031012020130 = 251715593890171
BaseRepresentation
bin11110000000011010001…
…10101110111110100010
310122120020000000021111012
433000031012232332202
5113343003034121010
62105350153420522
7134326303400621
oct17001506567642
93576200007435
101031012020130
113682824526a4
12147997a0a742
13762bb219001
1437c8904b6b8
151bc44148005
hexf00d1aefa2

1031012020130 has 32 divisors (see below), whose sum is σ = 1966248535680. Its totient is φ = 387896631040.

The previous prime is 1031012020081. The next prime is 1031012020151. The reversal of 1031012020130 is 310202101301.

1031012020130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1680056 + ... + 2210115.

It is an arithmetic number, because the mean of its divisors is an integer number (61445266740).

Almost surely, 21031012020130 is an apocalyptic number.

1031012020130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1031012020130 is a deficient number, since it is larger than the sum of its proper divisors (935236515550).

1031012020130 is a wasteful number, since it uses less digits than its factorization.

1031012020130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3891754.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1031012020130 its reverse (310202101301), we get a palindrome (1341214121431).

The spelling of 1031012020130 in words is "one trillion, thirty-one billion, twelve million, twenty thousand, one hundred thirty".

Divisors: 1 2 5 10 17 34 85 170 1559 3118 7795 15590 26503 53006 132515 265030 3890171 7780342 19450855 38901710 66132907 132265814 330664535 661329070 6064776589 12129553178 30323882945 60647765890 103101202013 206202404026 515506010065 1031012020130