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21122010201002 = 267715599712113
BaseRepresentation
bin1001100110101110110011…
…11010100011101110101010
32202210020121012121100000012
410303113121322203232222
510232030334102413002
6112531152330411522
74310005050252434
oct463273172435652
982706535540005
1021122010201002
116803881121897
122451706590ba2
13ba2a49073189
1453044c99d654
15269672cccd52
hex1335d9ea3baa

21122010201002 has 8 divisors (see below), whose sum is σ = 31729814439876. Its totient is φ = 10545405387712.

The previous prime is 21122010201001. The next prime is 21122010201077. The reversal of 21122010201002 is 20010201022112.

It can be written as a sum of positive squares in 2 ways, for example, as 17359880577361 + 3762129623641 = 4166519^2 + 1939621^2 .

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

It is a super-2 number, since 2×211220102010022 (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21122010201001) 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, 7799854703 + ... + 7799857410.

Almost surely, 221122010201002 is an apocalyptic number.

21122010201002 is a deficient number, since it is larger than the sum of its proper divisors (10607804238874).

21122010201002 is a wasteful number, since it uses less digits than its factorization.

21122010201002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15599712792.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 21122010201002 its reverse (20010201022112), we get a palindrome (41132211223114).

The spelling of 21122010201002 in words is "twenty-one trillion, one hundred twenty-two billion, ten million, two hundred one thousand, two".

Divisors: 1 2 677 1354 15599712113 31199424226 10561005100501 21122010201002