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2020320231332 = 221338852312141
BaseRepresentation
bin11101011001100100011…
…110000011111110100100
321011010210120221120000112
4131121210132003332210
5231100103434400312
64144042230032152
7265651263423014
oct35314436037644
97133716846015
102020320231332
117098a41123a7
122876751a8658
131186913a15b0
146dad94d3c44
1537846e01d22
hex1d664783fa4

2020320231332 has 12 divisors (see below), whose sum is σ = 3807526589916. Its totient is φ = 932455491360.

The previous prime is 2020320231329. The next prime is 2020320231341. The reversal of 2020320231332 is 2331320230202.

It can be written as a sum of positive squares in 2 ways, for example, as 1256874178816 + 763446052516 = 1121104^2 + 873754^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2020320231298 and 2020320231307.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19426156019 + ... + 19426156122.

It is an arithmetic number, because the mean of its divisors is an integer number (317293882493).

Almost surely, 22020320231332 is an apocalyptic number.

It is an amenable number.

2020320231332 is a deficient number, since it is larger than the sum of its proper divisors (1787206358584).

2020320231332 is a wasteful number, since it uses less digits than its factorization.

2020320231332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38852312158 (or 38852312156 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 2020320231332 its reverse (2331320230202), we get a palindrome (4351640461534).

The spelling of 2020320231332 in words is "two trillion, twenty billion, three hundred twenty million, two hundred thirty-one thousand, three hundred thirty-two".

Divisors: 1 2 4 13 26 52 38852312141 77704624282 155409248564 505080057833 1010160115666 2020320231332