Search a number
-
+
1102220211020 = 225113093487307
BaseRepresentation
bin10000000010100001011…
…100011011001101001100
310220101000121210011200112
4100002201130123031030
5121024321333223040
62202204124215152
7142430021131655
oct20024134331514
93811017704615
101102220211020
113954a3635435
1215974b39a4b8
137cc28a650c6
143b4c22c652c
151da10861365
hex100a171b34c

1102220211020 has 24 divisors (see below), whose sum is σ = 2314687659984. Its totient is φ = 440883281216.

The previous prime is 1102220210989. The next prime is 1102220211031. The reversal of 1102220211020 is 201120222011.

It is a junction number, because it is equal to n+sod(n) for n = 1102220210986 and 1102220211004.

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, 2018207 + ... + 2505513.

It is an arithmetic number, because the mean of its divisors is an integer number (96445319166).

Almost surely, 21102220211020 is an apocalyptic number.

1102220211020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102220211020 is an abundant number, since it is smaller than the sum of its proper divisors (1212467448964).

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

1102220211020 is a wasteful number, since it uses less digits than its factorization.

1102220211020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600409 (or 600407 counting only the distinct ones).

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

Adding to 1102220211020 its reverse (201120222011), we get a palindrome (1303340433031).

The spelling of 1102220211020 in words is "one trillion, one hundred two billion, two hundred twenty million, two hundred eleven thousand, twenty".

Divisors: 1 2 4 5 10 20 113093 226186 452372 487307 565465 974614 1130930 1949228 2261860 2436535 4873070 9746140 55111010551 110222021102 220444042204 275555052755 551110105510 1102220211020