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10220111001101 = 13774599350373
BaseRepresentation
bin1001010010111000111000…
…0101011111011000001101
31100012000220002220122110102
42110232032011133120031
52314421241404013401
633423015411420445
72103243610106501
oct224561605373015
940160802818412
1010220111001101
113290363249a91
1211908865b4725
135919a1b48241
1427492814c301
1512acadc5c56b
hex94b8e15f60d

10220111001101 has 4 divisors (see below), whose sum is σ = 10294710351612. Its totient is φ = 10145511650592.

The previous prime is 10220111001049. The next prime is 10220111001179. The reversal of 10220111001101 is 10110011102201.

10220111001101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8227775928100 + 1992335073001 = 2868410^2 + 1411501^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10220111001101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10220111001601) 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, 37299675050 + ... + 37299675323.

It is an arithmetic number, because the mean of its divisors is an integer number (2573677587903).

Almost surely, 210220111001101 is an apocalyptic number.

It is an amenable number.

10220111001101 is a deficient number, since it is larger than the sum of its proper divisors (74599350511).

10220111001101 is an equidigital number, since it uses as much as digits as its factorization.

10220111001101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74599350510.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 10220111001101 its reverse (10110011102201), we get a palindrome (20330122103302).

The spelling of 10220111001101 in words is "ten trillion, two hundred twenty billion, one hundred eleven million, one thousand, one hundred one".

Divisors: 1 137 74599350373 10220111001101