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1212110401034 = 21346619630809
BaseRepresentation
bin10001101000110111011…
…010001110111000001010
311021212200001120020002002
4101220313122032320022
5124324400230313114
62324500312311002
7153400140261461
oct21506732167012
94255601506062
101212110401034
114280647a3695
12176ab93a2462
138a3bc595290
1442948a839d8
15217e2eb77de
hex11a3768ee0a

1212110401034 has 8 divisors (see below), whose sum is σ = 1958024494020. Its totient is φ = 559435569696.

The previous prime is 1212110401013. The next prime is 1212110401039. The reversal of 1212110401034 is 4301040112121.

It can be written as a sum of positive squares in 2 ways, for example, as 1206489150409 + 5621250625 = 1098403^2 + 74975^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1212110400997 and 1212110401015.

It is not an unprimeable number, because it can be changed into a prime (1212110401039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23309815379 + ... + 23309815430.

Almost surely, 21212110401034 is an apocalyptic number.

1212110401034 is a deficient number, since it is larger than the sum of its proper divisors (745914092986).

1212110401034 is a wasteful number, since it uses less digits than its factorization.

1212110401034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46619630824.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 1212110401034 its reverse (4301040112121), we get a palindrome (5513150513155).

The spelling of 1212110401034 in words is "one trillion, two hundred twelve billion, one hundred ten million, four hundred one thousand, thirty-four".

Divisors: 1 2 13 26 46619630809 93239261618 606055200517 1212110401034