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1210231010022 = 23277937257409
BaseRepresentation
bin10001100111000111011…
…000111011001011100110
311021200211002011021021120
4101213013120323023212
5124312023114310042
62323550014354410
7153302436565416
oct21470730731346
94250732137246
101210231010022
1142728a944381
12176673abba06
138a1800c90a8
144280b222646
1521732ecadec
hex119c763b2e6

1210231010022 has 16 divisors (see below), whose sum is σ = 2420549442480. Its totient is φ = 403395766272.

The previous prime is 1210231010017. The next prime is 1210231010057. The reversal of 1210231010022 is 2200101320121.

It is a junction number, because it is equal to n+sod(n) for n = 1210231009983 and 1210231010010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3461947 + ... + 3795462.

It is an arithmetic number, because the mean of its divisors is an integer number (151284340155).

Almost surely, 21210231010022 is an apocalyptic number.

1210231010022 is an abundant number, since it is smaller than the sum of its proper divisors (1210318432458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1210231010022 is a wasteful number, since it uses less digits than its factorization.

1210231010022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7285207.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1210231010022 its reverse (2200101320121), we get a palindrome (3410332330143).

The spelling of 1210231010022 in words is "one trillion, two hundred ten billion, two hundred thirty-one million, ten thousand, twenty-two".

Divisors: 1 2 3 6 27793 55586 83379 166758 7257409 14514818 21772227 43544454 201705168337 403410336674 605115505011 1210231010022