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1020020201011 = 71011442744273
BaseRepresentation
bin11101101011111011111…
…00010001011000110011
310121111211221222000022101
432311331330101120303
5113203000132413021
62100331340521231
7133460023440010
oct16657574213063
93544757860271
101020020201011
113636518a2269
1214582a850217
1375258bc7226
14375252aa707
151b7ee172a91
hexed7df11633

1020020201011 has 8 divisors (see below), whose sum is σ = 1177279327584. Its totient is φ = 865646563200.

The previous prime is 1020020201009. The next prime is 1020020201029. The reversal of 1020020201011 is 1101020200201.

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

It is a cyclic number.

It is not a de Polignac number, because 1020020201011 - 21 = 1020020201009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020020201071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 721371430 + ... + 721372843.

It is an arithmetic number, because the mean of its divisors is an integer number (147159915948).

Almost surely, 21020020201011 is an apocalyptic number.

1020020201011 is a deficient number, since it is larger than the sum of its proper divisors (157259126573).

1020020201011 is a wasteful number, since it uses less digits than its factorization.

1020020201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442744381.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1020020201011 its reverse (1101020200201), we get a palindrome (2121040401212).

The spelling of 1020020201011 in words is "one trillion, twenty billion, twenty million, two hundred one thousand, eleven".

Divisors: 1 7 101 707 1442744273 10099209911 145717171573 1020020201011